Engine Control Module (ECM) Diagnostic Trouble Codes - 5 of 9: Wiring Volvo V50 I рестайлинг

CHECKING THE COMPONENTS AND WIRING

HINT: If the diagnostic trouble code (DTC) for incorrect camshaft position is stored, fault-tracing for this diagnostic trouble code (DTC) must be carried out first.

Check the connector for the camshaft position (CMP) sensor. Check for contact resistance. Check for oxidation.

Check that the camshaft position (CMP) sensor is securely installed in the correct position.

Check the signal cable between engine control module (ECM) terminal #A64 (#B4) and camshaft position (CMP) sensor connector terminal #3. Check for an intermittent short-circuit to ground. Check for an intermittent short-circuit to supply voltage. Check for an intermittent open-circuit.

Check the ground lead between control module terminal #A43 (#A43) and camshaft position (CMP) sensor connector terminal #2. Check for an intermittent short-circuit to supply voltage. Check for an intermittent open-circuit.

Check the power supply cable between control module terminal #A39 (#A39) and camshaft position (CMP) sensor connector terminal #1. Check for an intermittent short-circuit to ground. Check for an intermittent short-circuit to supply voltage. Check for an intermittent open-circuit.

HINT: With the ignition on and the camshaft position (CMP) sensor connector disconnected, the voltage between terminal #1 and ground must be approximately 5 V.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15475582172012042500000)
3. To access/replace the camshaft sensor: «CAMSHAFT POSITION SENSOR (CMP)»(ref-466594-S42403758492012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

Scheme 111

1. Continue Refer to «VERIFICATION»(ref-466658-S04300108332012042500000)

HINT: If the diagnostic trouble code (DTC) for incorrect camshaft position is stored, fault-tracing for this diagnostic trouble code (DTC) must be carried out first.

Check the connector for the camshaft position (CMP) sensor. Check for contact resistance. Check for oxidation.

Check that the camshaft position (CMP) sensor is securely installed in the correct position.

Check the signal cable between engine control module (ECM) terminal #A64 (#B4) and camshaft position (CMP) sensor connector terminal #3. Check for an intermittent short-circuit to ground. Check for an intermittent short-circuit to supply voltage. Check for an intermittent open-circuit.

Check the ground lead between control module terminal #A43 (#A43) and camshaft position (CMP) sensor connector terminal #2. Check for an intermittent short-circuit to supply voltage. Check for an intermittent open-circuit.

Check the power supply cable between control module terminal #A39 (#A39) and camshaft position (CMP) sensor connector terminal #1. Check for an intermittent short-circuit to ground. Check for an intermittent short-circuit to supply voltage. Check for an intermittent open-circuit.

HINT: With the ignition on and the camshaft position (CMP) sensor connector disconnected, the voltage between terminal #1 and ground must be approximately 5 V.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S26583508152012042500000)
3. To access/replace the camshaft sensor: «CAMSHAFT POSITION SENSOR (CMP)»(ref-466594-S42403758492012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S31063004302012042500000)

Check the signal cable between knock sensor (KS) terminal #1 and engine control module (ECM) terminal #A80 (#B20). Check the ground lead between knock sensor (KS) terminal #2 and engine control module (ECM) terminal #A56 (#A56). Check for a short-circuit to supply voltage.

Check that the knock sensor (KS) is tightened to the correct torque.

HINT: The diagnostic trouble code (DTC) may be caused by noise from the engine. Start the engine and listen for noise.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000)
3. see «KNOCK SENSOR (KS)»(ref-466594-S21297940312012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

Scheme 112

Scheme 113

1. Continue Refer to «VERIFICATION»(ref-466658-S03247947802012042500000)

Check the signal cable. Check for a short-circuit to supply voltage.

Take readings between

1. Engine control module (ECM) #A7 (#A7) and knock sensor #1.

Check the ground lead. Check for a short-circuit to supply voltage.

Take readings between

1. The engine control module (ECM) #A55 (#A55) and the knock sensor #2.

Check that the knock sensor (KS) is tightened to the correct torque.

HINT: The diagnostic trouble code (DTC) may be caused by noise from the engine. Start the engine and listen for noise.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000)
3. see «KNOCK SENSOR (KS)»(ref-466594-S21297940312012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S30035004932012042500000)

1. Check knock sensor (KS) connector. Check for contact resistance and oxidation. Check the signal cable. Check for an open-circuit. Check for a short-circuit to ground. Take readings between: Engine control module (ECM) #A7 (#A7) and knock sensor #1. The engine control module (ECM) #A55 (#A55) and the knock sensor #2. Check that the knock sensor (KS) is tightened to the correct torque. Remedy as necessary. Other information see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000) see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000) see «KNOCK SENSOR (KS)»(ref-466594-S21297940312012042500000) see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S13956434002012042500000)

1. Check knock sensor (KS) connector. Check for contact resistance and oxidation. Check the signal cable between knock sensor (KS) terminal #1 and engine control module (ECM) terminal #A80 (#B20) and the ground lead between knock sensor (KS) terminal #2 and engine control module (ECM) terminal #A56 (#A56). Check for an open-circuit. Check for a short-circuit to ground. Check that the knock sensor (KS) is tightened to the correct torque. Remedy as necessary. Other information see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000) see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000) see «KNOCK SENSOR (KS)»(ref-466594-S21297940312012042500000) see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000) .

1. Continue Refer to «VERIFICATION»(ref-466658-S14124812412012042500000)

Check the signal cable. Check for a short-circuit to supply voltage.

Take readings between

1. Engine Control Module (ECM) #A79 (#B19) and knock sensor #3.

Check the ground lead. Check for a short-circuit to supply voltage.

Take readings between

1. Engine control module (ECM) #A31 (#A31) and the knock sensor #4.

Check that the knock sensor (KS) is tightened to the correct torque.

HINT: The diagnostic trouble code (DTC) may be caused by noise from the engine. Start the engine and listen for noise.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000)
3. see «KNOCK SENSOR (KS)»(ref-466594-S21297940312012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S06300548612012042500000)

Check the signal cable between knock sensor (KS) terminal #3 and engine control module (ECM) terminal #A79 (#B19). Check the ground lead between knock sensor (KS) terminal #4 and engine control module (ECM) terminal #A55 (#A55). Check for a short-circuit to supply voltage.

Check that the knock sensor (KS) is tightened to the correct torque.

HINT: The diagnostic trouble code (DTC) may be caused by noise from the engine. Start the engine and listen for noise.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000)
3. see «KNOCK SENSOR (KS)»(ref-466594-S21297940312012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000) .

1. Continue Refer to «VERIFICATION»(ref-466658-S07273511002012042500000)

Check the knock sensor (KS) connector. Check for contact resistance and oxidation.

Check the signal cable. Check for an open-circuit. Check for a short-circuit to ground.

Take readings between

1. Engine Control Module (ECM) #A79 (#B19) and knock sensor #3.

Check the ground cable for breakage and short-circuiting to ground.

Take readings between

1. Engine control module (ECM) #A31 (#A31) and the knock sensor #4.

Check that the knock sensor (KS) is tightened to the correct torque.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000)
3. see «KNOCK SENSOR (KS)»(ref-466594-S21297940312012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S19973421622012042500000)

Check the knock sensor (KS) connector. Check for contact resistance and oxidation.

Check the signal cable between knock sensor (KS) terminal #3 and engine control module (ECM) terminal #A79 (#B19). Check the ground lead between knock sensor (KS) terminal #4 and engine control module (ECM) terminal #A55 (#A55). Check for an open-circuit. Check for a short-circuit to ground.

Check that the knock sensor (KS) is tightened to the correct torque.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000)
3. see «KNOCK SENSOR (KS)»(ref-466594-S21297940312012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000) .

Scheme 114

1. Continue Refer to «VERIFICATION»(ref-466658-S02551789572012042500000)

Check the signal cable (+) between engine control module (ECM) terminal #A62 (#B2) and engine speed (RPM) sensor connector terminal #1. Check for a short-circuit to ground. Check for a short-circuit to supply voltage. Check for an open-circuit.

Check the signal cable (+) between control module terminal #A21 (#21) and engine speed (RPM) sensor connector terminal #2. Check for a short-circuit to ground. Check for a short-circuit to supply voltage. Check for an open-circuit.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15475582172012042500000)
3. see «CRANKSHAFT POSITION SENSOR (CKP)»(ref-466594-S40916949102012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

Scheme 115

1. Continue Refer to «VERIFICATION»(ref-466658-S26028233982012042500000)

Check the signal cable (+) between engine control module (ECM) terminal #A62 (#B2) and engine speed (RPM) sensor connector terminal #1. Check for a short-circuit to ground. Check for a short-circuit to supply voltage. Check for an open-circuit.

Check the signal cable (+) between control module terminal #A21 (#21) and engine speed (RPM) sensor connector terminal #2. Check for a short-circuit to ground. Check for a short-circuit to supply voltage. Check for an open-circuit.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S26583508152012042500000)
3. see «CRANKSHAFT POSITION SENSOR (CKP)»(ref-466594-S40916949102012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S29793005392012042500000)

Check the engine speed (RPM) sensor connector. Check for contact resistance and oxidation.

Check that the engine speed (RPM) sensor is securely installed in the correct position.

HINT: The engine speed (RPM) sensor and its wiring are sensitive to interference from surrounding cables, the starter motor cable for example, or similar high amperage cables.

Check whether any cable with high power consumption is incorrectly installed, i. e. it is too close to the engine speed (RPM) sensor or its wiring.

HINT: This diagnostic trouble code (DTC) can also cause damage to the flywheel reference hole for the engine speed (RPM) sensor.

Remedy as necessary.

Other information

1. see «CRANKSHAFT POSITION SENSOR (CKP)»(ref-466594-S40916949102012042500000)
2. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S41811469542012042500000)

CHECKING COMPONENTS AND WIRING

Check the engine speed (RPM) sensor connector. Check for contact resistance and oxidation.

Check the resistance of the engine speed (RPM) sensor between terminals #1 and #2.

Check the signal cable between engine speed (RPM) sensor terminal #1 and engine control module (ECM) terminal #A77 (#B17). Check for an open-circuit. Check for a short-circuit to supply voltage. Check for a short-circuit to ground.

Check the power cable between engine speed (RPM) sensor terminal #2 and engine control module (ECM) terminal #A53 (#A53). Check for an open-circuit. Check for a short-circuit to supply voltage. Check for a short-circuit to ground.

Remedy as necessary.

HINT: The diagnostic trouble code (DTC) can be caused by damage in the flywheel / carrier plate. Look for damage to the flywheel / carrier plate.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000) (2005), or «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000) (2006-2007)
3. see «COMPONENT SPECIFICATIONS»(ref-466592-S02390340522012042500000)
4. see «CRANKSHAFT POSITION SENSOR (CKP)»(ref-466594-S05961741872012042500000)
5. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S16739658652012042500000)

HINT: If diagnostic trouble codes (DTCs) are stored for all ignition coils, the most probable fault cause is a faulty diagnostic lead or power supply cable for the ignition coils. If the diagnostic trouble code (DTC) is stored for an individual ignition coil, the most probable cause is a faulty signal lead or ignition coil.

Check the connector for the ignition coil. Check for contact resistance. Check for oxidation.

Check the diagnostic lead between engine control module (ECM) terminal #A12 (#A12) and terminal #2 for the ignition coil to which the diagnostic trouble code (DTC) relates. Check for a short-circuit to ground. Check for a short-circuit to supply voltage. Check for an open-circuit.

Check the power supply cable between the system relay and terminal #4 for the ignition coil to which the diagnostic trouble code (DTC) relates. Check for a short-circuit to ground. Check for an open-circuit.

Check the signal cable to which the diagnostic trouble code (DTC) relates. Check for a short-circuit to ground. Check for a short-circuit to supply voltage. Check for an open-circuit.

Check between

1. Engine control module (ECM) terminal #A58 (A58) and ignition coil terminal #1 (ECM-3300)
2. Engine control module (ECM) terminal #A59 (A59) and ignition coil terminal #1 (ECM-3310)
3. Engine control module (ECM) terminal #A60 (A60) and ignition coil terminal #1 (ECM-3320)
4. Engine control module (ECM) terminal #A34 (A34) and ignition coil terminal #1 (ECM-3330)
5. Engine control module (ECM) terminal #A35 (A35) and ignition coil terminal #1 (ECM-3340).

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15475582172012042500000)
3. see «IGNITION COIL»(ref-466594-S35951716902012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

Scheme 116

1. Continue Refer to «VERIFICATION»(ref-466658-S21913040282012042500000)

HINT: If diagnostic trouble codes (DTCs) are stored for all ignition coils, the most probable fault cause is a faulty diagnostic lead or power supply cable for the ignition coils. If the diagnostic trouble code (DTC) is stored for an individual ignition coil, the most probable cause is a faulty signal lead or ignition coil.

Check the connector for the ignition coil. Check for contact resistance. Check for oxidation.

Check the diagnostic lead between engine control module (ECM) terminal #A12 (#A12) and terminal #2 for the ignition coil to which the diagnostic trouble code (DTC) relates. Check for a short-circuit to ground. Check for a short-circuit to supply voltage. Check for an open-circuit.

Check the power supply cable between the system relay and terminal #4 for the ignition coil to which the diagnostic trouble code (DTC) relates. Check for a short-circuit to ground. Check for an open-circuit.

Check the signal cable to which the diagnostic trouble code (DTC) relates. Check for a short-circuit to ground. Check for a short-circuit to supply voltage. Check for an open-circuit.

Check between

1. Engine control module (ECM) terminal #A58 (A58) and ignition coil terminal #1 (ECM-3300)
2. Engine control module (ECM) terminal #A59 (A59) and ignition coil terminal #1 (ECM-3310)
3. Engine control module (ECM) terminal #A60 (A60) and ignition coil terminal #1 (ECM-3320)
4. Engine control module (ECM) terminal #A34 (A34) and ignition coil terminal #1 (ECM-3330)
5. Engine control module (ECM) terminal #A35 (A35) and ignition coil terminal #1 (ECM-3340).

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S26583508152012042500000)
3. see «IGNITION COIL»(ref-466594-S35951716902012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S16612585752012042500000)

Check knock sensor (KS) connector. Check for contact resistance and oxidation.

Check the signal cable between engine control module (ECM) terminal #A46 (#A46) and knock sensor (KS) connector terminal #1. Check for a short-circuit to supply voltage. Check for an open-circuit.

Check the ground lead between engine control module (ECM) terminal #A20 (#A20) and knock sensor (KS) connector terminal #2. Check for a short-circuit to supply voltage.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15475582172012042500000)
3. see «KNOCK SENSOR (KS)»(ref-466594-S40334569462012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

Scheme 117

1. Continue Refer to «VERIFICATION»(ref-466658-S07950283882012042500000)

Check knock sensor (KS) connector. Check for contact resistance and oxidation.

Check the signal cable between engine control module (ECM) terminal #A46 (#A46) and knock sensor (KS) connector terminal #1. Check for a short-circuit to supply voltage. Check for an open-circuit.

Check the ground lead between engine control module (ECM) terminal #A20 (#A20) and knock sensor (KS) connector terminal #2. Check for a short-circuit to supply voltage.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S26583508152012042500000)
3. see «KNOCK SENSOR (KS)»(ref-466594-S40334569462012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S37236737162012042500000)

Check the signal cable between engine control module (ECM) terminal #A46 (#A46) and knock sensor (KS) connector terminal #1. Check for a short-circuit to ground.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15475582172012042500000)
3. see «KNOCK SENSOR (KS)»(ref-466594-S40334569462012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S41814004212012042500000)

Check the signal cable between engine control module (ECM) terminal #A46 (#A46) and knock sensor (KS) connector terminal #1. Check for a short-circuit to ground.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S26583508152012042500000)
3. see «KNOCK SENSOR (KS)»(ref-466594-S40334569462012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S10136489372012042500000)

Check knock sensor (KS) connector. Check for contact resistance and oxidation.

Check that the knock sensor (KS) is securely installed.

Remedy as necessary.

Other information

1. see «KNOCK SENSOR (KS)»(ref-466594-S40334569462012042500000)
2. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «INFORMATION»(ref-466658-S08364388652012042500000)

Check knock sensor (KS) connector. Check for contact resistance and oxidation.

Remedy as necessary.

Other information

1. see «KNOCK SENSOR (KS)»(ref-466594-S40334569462012042500000)
2. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «INFORMATION»(ref-466658-S24380689472012042500000)

1. Check the connector for the camshaft position (CMP) sensor. Check for contact resistance and oxidation. Check the signal cable between engine control module (ECM) terminal #A60 (#A60) and camshaft position (CMP) sensor connector terminal #3. Check for an open-circuit. Check for a short-circuit to supply voltage. Check the ground lead between engine control module (ECM) terminal #A36 (#A36) and camshaft position (CMP) sensor connector terminal #2. Check for an open-circuit. Check the power cable between engine control module (ECM) terminal #A16 (#A16) and camshaft position (CMP) sensor connector terminal #1. Check for a short-circuit to ground. Remedy as necessary. Other information see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000) see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000) see «CRANKSHAFT POSITION SENSOR (CKP)»(ref-466594-S05961741872012042500000) see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S13274167522012042500000)

1. Check the connector for the camshaft position (CMP) sensor. Check for contact resistance and oxidation. Check signal cable for an open-circuit and short-circuit to supply voltage. Take readings between: The Engine Control Module (ECM) terminal #A83 (#B23) and the camshaft sensor terminal #3. Check the ground lead. Check for an open-circuit. Take readings between: Engine Control Module (ECM) #A36 (#A36) and mass air flow sensor #2. Check the power cable for a short-circuit to ground. Take readings between: Engine Control Module (ECM) #A16 (#B16) and mass air flow sensor #1. Remedy as necessary. Other information see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000) see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000) see «CRANKSHAFT POSITION SENSOR (CKP)»(ref-466594-S05961741872012042500000) see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S02490203202012042500000)

Check the signal cable between engine control module (ECM) terminal #A60 (#A60) and camshaft position (CMP) sensor connector terminal #3. Check for a short-circuit to ground.

Check the power cable between engine control module (ECM) terminal #A16 (#A16) and camshaft position (CMP) sensor connector terminal #1. Check for an open-circuit.

HINT: With the ignition on and the camshaft position (CMP) sensor connector disconnected, the voltage between terminal #1 and ground terminal should be approximately 5 V.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000)
3. see «CRANKSHAFT POSITION SENSOR (CKP)»(ref-466594-S05961741872012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S16125625492012042500000)

Check the signal cable. Check for a short-circuit to ground.

Take readings between

1. The Engine Control Module (ECM) terminal #A83 (#B23) and the camshaft sensor terminal #3.

Check the power cable with regard to open circuit.

Take readings between

1. Engine Control Module (ECM) #A16 (#B16) and mass air flow sensor #1.

HINT: With the ignition on and the camshaft position (CMP) sensor connector disconnected, the voltage between terminal #1 and ground terminal should be approximately 5 V.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000)
3. see «CAMSHAFT POSITION SENSOR (CMP)»(ref-466594-S10328050232012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S06685572372012042500000)

Check the connector for the camshaft position (CMP) sensor. Check for contact resistance and oxidation.

Check that the camshaft position (CMP) sensor is correctly installed. Check that neither the camshaft position (CMP) sensor nor the housing is damaged. Damage may affect the position of the sensor in relation to the camshaft rotor.

Check the angle position of the camshafts, i. e. that the camshafts are at the correct position in relation to the crankshaft.

HINT: This diagnostic trouble code (DTC) may be caused by a damaged camshaft position (CMP) sensor.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000) (2005), or «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000) (2006-2007)
3. see «CAMSHAFT POSITION SENSOR (CMP)»(ref-466594-S10328050232012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S24419450582012042500000)

1. Check the connector for the camshaft position (CMP) sensor. Check for contact resistance and oxidation. Check the signal cable between engine control module (ECM) terminal #A61 (#B1) and camshaft position (CMP) sensor connector terminal #3. Check for an open-circuit. Check for a short-circuit to supply voltage. Check the ground lead between engine control module (ECM) terminal #A37 (#A37) and camshaft position (CMP) sensor connector terminal #2. Check for an open-circuit. Check the power cable between engine control module (ECM) terminal #A13 (#A13) and camshaft position (CMP) sensor connector terminal #1. Check for a short-circuit to ground. Remedy as necessary. Other information see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000) see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000) see «CAMSHAFT POSITION SENSOR (CMP)»(ref-466594-S10328050232012042500000) see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S22707683052012042500000)

1. Check the connector for the camshaft position (CMP) sensor. Check for contact resistance and oxidation. Check signal cable for an open-circuit and short-circuit to supply voltage. Take readings between: Engine Control Module (ECM) #A59 (#A59) and camshaft sensor #3. Check the ground lead. Check for an open-circuit. Take readings between: Engine Control Module (ECM) #A37 (#A37) and mass air flow sensor #2. Check the power cable for a short-circuit to ground. Take readings between: Engine Control Module (ECM) #A17 (#A17) and mass air flow sensor #1. Remedy as necessary. Other information see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000) see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000) see «CAMSHAFT POSITION SENSOR (CMP)»(ref-466594-S10328050232012042500000) see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S42191712032012042500000)

Check the connector for the camshaft position (CMP) sensor. Check for contact resistance and oxidation.

Check the signal cable between engine control module (ECM) terminal #A61 (#B1) and camshaft position (CMP) sensor connector terminal #3. Check for an open-circuit. Check for a short-circuit to ground.

Check the power cable between engine control module (ECM) terminal #A13 (#A13) and camshaft position (CMP) sensor connector terminal #1. Check for an open-circuit.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000)
3. see «CAMSHAFT POSITION SENSOR (CMP)»(ref-466594-S10328050232012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S08177293322012042500000)

Check the connector for the camshaft position (CMP) sensor. Check for contact resistance and oxidation.

Check the signal cable. Check for an open-circuit. Check for a short-circuit to ground.

Take readings between

1. Engine Control Module (ECM) #A59 (#A59) and camshaft sensor #3.

Check the power cable with regard to open circuit.

Take readings between

1. Engine Control Module (ECM) #A17 (#A17) and mass air flow sensor #1.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000)
3. see «CAMSHAFT POSITION SENSOR (CMP)»(ref-466594-S10328050232012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S37170213982012042500000)

1. Check the connector for the ignition coil. Check for contact resistance. Check for oxidation. Check the cable that relates to the diagnostic trouble code (DTC). Check for an open-circuit. Check between: Engine control module (ECM) terminal #A82 (#B22) and ignition coil terminal #1 (ECM-360B, ignition coil 1) Engine control module (ECM) terminal #A58 (#A58) and ignition coil terminal #1 (ECM-361B, ignition coil 2) Engine control module (ECM) terminal #A35 (#A35) and ignition coil terminal #1 (ECM-362B, ignition coil 3) Engine control module (ECM) terminal #A83 (#B23) and ignition coil terminal #1 (ECM-363B, ignition coil 4) Engine control module (ECM) terminal #A59 (#A59) and ignition coil terminal #1 (ECM-364B, ignition coil 5). Remedy as necessary. Other information see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000) see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000) see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S22119310112012042500000) see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S17433485952012042500000)

1. Check the connector for the ignition coil. Check for contact resistance. Check for oxidation. Check the cable that relates to the diagnostic trouble code (DTC). Check for an open-circuit. Check between: For diagnostic trouble code ECM-360B, ignition coil 1. Engine Control Module (ECM) #A81 (#B21) and ignition coil #1. For diagnostic trouble code ECM-361B, ignition coil 2. Engine Control Module (ECM) #A57 (#A57) and ignition coil #1. For diagnostic trouble code ECM-362B, ignition coil 3. Engine Control Module (ECM) #A34 (#A34) and ignition coil #1. For diagnostic trouble code ECM-363B, ignition coil 4. Engine Control Module (ECM) #A82 (#B22) and ignition coil #1. For diagnostic trouble code ECM-364B, ignition coil 5. Engine Control Module (ECM) #A58 (#A58) and ignition coil #1. Remedy as necessary. Other information see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000) see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000) see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S22119310112012042500000) see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S30042146422012042500000)

Check the cable that relates to the diagnostic trouble code (DTC). Check for a short-circuit to supply voltage.

Check between

1. For diagnostic trouble code ECM-360C, ignition coil 1. Engine Control Module (ECM) #A81 (#B21) and ignition coil #1.
2. For diagnostic trouble code ECM-361C, ignition coil 2. Engine Control Module (ECM) #A57 (#A57) and ignition coil #1.
3. For diagnostic trouble code ECM-362C, ignition coil 3. Engine Control Module (ECM) #A34 (#A34) and ignition coil #1.
4. For diagnostic trouble code ECM-363C, ignition coil 4. Engine Control Module (ECM) #A82 (#B22) and ignition coil #1.
5. For diagnostic trouble code ECM-364C, ignition coil 5. Engine Control Module (ECM) #A58 (#A58) and ignition coil #1.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000)
3. see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S22119310112012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S39293234742012042500000)

Check the cable that relates to the diagnostic trouble code (DTC). Check for a short-circuit to supply voltage.

Check between

1. Engine control module (ECM) terminal #A82 (#B22) and ignition coil terminal #1 (ECM-360C, ignition coil 1)
2. Engine control module (ECM) terminal #A58 (#A58) and ignition coil terminal #1 (ECM-361C, ignition coil 2)
3. Engine control module (ECM) terminal #A35 (#A35) and ignition coil terminal #1 (ECM-362C, ignition coil 3)
4. Engine control module (ECM) terminal #A83 (#B23) and ignition coil terminal #1 (ECM-363C, ignition coil 4)
5. Engine control module (ECM) terminal #A59 (#A59) and ignition coil terminal #1 (ECM-364C, ignition coil 5).

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000)
3. see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S22119310112012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S29640999452012042500000)

Check the cable that relates to the diagnostic trouble code (DTC). Check for a short-circuit to ground.

Check between

1. Engine control module (ECM) terminal #A82 (#A22) and ignition coil terminal #1 (ECM-360D, ignition coil 1)
2. Engine control module (ECM) terminal #A58 (#A58) and ignition coil terminal #1 (ECM-361D, ignition coil 2)
3. Engine control module (ECM) terminal #A35 (#A35) and ignition coil terminal #1 (ECM-362D, ignition coil 3)
4. Engine control module (ECM) terminal #A83 (#B23) and ignition coil terminal #1 (ECM-363D, ignition coil 4)
5. Engine control module (ECM) terminal #A59 (#A59) and ignition coil terminal #1 (ECM-364D, ignition coil 5).

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000)
3. see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S22119310112012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S26370490852012042500000)

Check the cable that relates to the diagnostic trouble code (DTC). Check for a short-circuit to ground.

Check between

1. For diagnostic trouble code (DTC) ECM-360D, ignition coil 1. Engine Control Module (ECM) #A81 (#B21) and ignition coil #1.
2. For diagnostic trouble code (DTC) ECM-361D, ignition coil 2. Engine Control Module (ECM) #A57 (#A57) and ignition coil #1.
3. For diagnostic trouble code (DTC) ECM-362D, ignition coil 3. Engine Control Module (ECM) #A34 (#A34) and ignition coil #1.
4. For diagnostic trouble code (DTC) ECM-363D, ignition coil 4. Engine Control Module (ECM) #A82 (#B22) and ignition coil #1.
5. For diagnostic trouble code (DTC) ECM-364D, ignition coil 5. Engine Control Module (ECM) #A58 (#A58) and ignition coil #1.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000)
3. see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S22119310112012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S01237740052012042500000)

CHECKING THE COMPONENT AND WIRING

Check the cable between engine control module (ECM) terminal #A53 (#A53) and evaporative emission system (EVAP) valve terminal #2. Check for a short-circuit to supply voltage.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15475582172012042500000)
3. see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S29464904412012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

Scheme 118

1. Continue Refer to «VERIFICATION»(ref-466658-S39226889002012042500000)

Check the cable between engine control module (ECM) terminal #A53 (#A53) and evaporative emission system (EVAP) valve terminal #2. Check for a short-circuit to supply voltage.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S26583508152012042500000)
3. see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S05486220892012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S36028983682012042500000)

Check the cable between engine control module (ECM) terminal #A53 (#A53) and evaporative emission system (EVAP) valve terminal #2. Check for a short-circuit to ground. Check for an open-circuit.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15475582172012042500000)
3. see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S29464904412012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S16692277522012042500000)

Check the cable between engine control module (ECM) terminal #A53 (#A53) and evaporative emission system (EVAP) valve terminal #2. Check for a short-circuit to ground. Check for an open-circuit.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S26583508152012042500000)
3. see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S05486220892012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S22555427382012042500000)

Check the intake system for air leakage.

Check the exhaust system for air leakage.

Checking fuel and residual pressure.

Check the compression of the engine.

Remedy as necessary.

Note. Try a new catalytic converter if the above fault-tracing does not remedy the fault.

Other information

1. see «AIR LEAKS IN THE INTAKE SYSTEM, CHECKING»(ref-479169-S42610968362012061200000)
2. see «AIR LEAKAGE EXHAUST SYSTEM, CHECK»(ref-479169-S27670670192012061200000)
3. see «FUEL SYSTEM PRESSURE, CHECKING»(ref-466653-S05384690992012042500000)
4. see «LEAK DETECTING CYLINDER»(ref-479169-S02149746712012061200000)
5. see «CATALYTIC CONVERTER»(ref-466651-S30334507412012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S03426310302012042500000)

Check the intake system for air leakage.

Check the exhaust system for air leakage.

Checking fuel and residual pressure.

Check the compression of the engine.

Remedy as necessary.

Note. Try a new catalytic converter if the above fault-tracing does not remedy the fault.

Other information

1. see «AIR LEAKS IN THE INTAKE SYSTEM, CHECKING»(ref-479169-S42610968362012061200000)
2. see «AIR LEAKAGE EXHAUST SYSTEM, CHECK»(ref-479169-S27670670192012061200000)
3. see «FUEL SYSTEM PRESSURE, CHECKING»(ref-466653-S05384690992012042500000)
4. see «LEAK DETECTING CYLINDER»(ref-479169-S02149746712012061200000)
5. see «CATALYTIC CONVERTER»(ref-466651-S30334507412012042500000) (non-AWD), or «CATALYTIC CONVERTER»(ref-466651-S13821159962012042500000) (AWD)

1. Continue Refer to «VERIFICATION»(ref-466658-S39512408422012042500000)

Check the fuse for the circuit.

Check the resistance of the evaporative emission system (EVAP) valve.

Check the evaporative emission system (EVAP) valve connector. Check for contact resistance and oxidation.

Check the signal cable between engine control module (ECM) terminal #A50 (#A50) and evaporative emission system (EVAP) valve terminal #2. Check for an open-circuit.

Check the power supply cable between system relay and evaporative emission system (EVAP) valve terminal #1. Check for an open-circuit.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000) (2005), or «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000) (2006-2007)
3. see «COMPONENT SPECIFICATIONS»(ref-466592-S02390340522012042500000)
4. see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S22119310112012042500000)
5. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S25670244842012042500000)

Check the resistance of the evaporative emission system (EVAP) valve.

Check the signal cable between engine control module (ECM) terminal #A50 (#A50) and evaporative emission system (EVAP) valve terminal #2. Check for a short-circuit to supply voltage.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000) (2005), or «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000) (2006-2007)
3. see «COMPONENT SPECIFICATIONS»(ref-466592-S02390340522012042500000)
4. see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S22119310112012042500000)
5. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S39396760842012042500000)

Check the resistance of the evaporative emission system (EVAP) valve.

Check the signal cable between engine control module (ECM) terminal #A50 (#A50) and evaporative emission system (EVAP) valve terminal #2. Check for a short-circuit to ground.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000) (2005), or «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000) (2006-2007)
3. see «COMPONENT SPECIFICATIONS»(ref-466592-S02390340522012042500000)
4. see «LOCATION OF COMPONENTS, ENGINE COMPARTMENT»(ref-466647-S22119310112012042500000)
5. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «VERIFICATION»(ref-466658-S35298314672012042500000)

CHECKING THE WIRING

Check the cable between engine control module (ECM) terminal #B33 (#C33) and leak diagnostic unit terminal #1. Check for a short-circuit to supply voltage.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15475582172012042500000)
3. see «LEAK DIAGNOSTIC PUMP»(ref-466648-S10070404572012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

Scheme 119

1. Continue Refer to «INFORMATION»(ref-466658-S00087891782012042500000)

Check the cable between engine control module (ECM) terminal #B33 (#C33) and leak diagnostic unit terminal #1. Check for a short-circuit to supply voltage.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S26583508152012042500000)
3. see «LEAK DIAGNOSTIC PUMP»(ref-466648-S10070404572012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «INFORMATION»(ref-466658-S17414715362012042500000)

Check the cable between engine control module (ECM) terminal #B33 (#C33) and leak diagnostic unit terminal #1. Check for a short-circuit to ground.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15475582172012042500000)
3. see «LEAK DIAGNOSTIC PUMP»(ref-466648-S10070404572012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «INFORMATION»(ref-466658-S30651782912012042500000)

Check the cable between engine control module (ECM) terminal #B33 (#C33) and leak diagnostic unit terminal #1. Check for a short-circuit to ground.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S26583508152012042500000)
3. see «LEAK DIAGNOSTIC PUMP»(ref-466648-S10070404572012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «INFORMATION»(ref-466658-S20596145072012042500000)

Check the cable between engine control module (ECM) terminal #B23 (#C23) and leak diagnostic unit terminal #2. Check for an open-circuit.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000)
3. see «LEAK DIAGNOSTIC PUMP»(ref-466648-S10070404572012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

Scheme 120

1. Continue Refer to «INFORMATION»(ref-466658-S26052771022012042500000)

Check the cable for an open-circuit.

Take readings between

1. Engine Control Module (ECM) #B45 (#C45) and leakage diagnostic unit #2.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000)
3. see «LEAK DIAGNOSTIC PUMP»(ref-466648-S10070404572012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «INFORMATION»(ref-466658-S08451220892012042500000)

Check the cable between engine control module (ECM) terminal #B23 (#C23) and leak diagnostic unit terminal #2. Check for a short-circuit to ground.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S22657918422012042500000)
3. see «LEAK DIAGNOSTIC PUMP»(ref-466648-S10070404572012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S05251896242012042500000)

1. Continue Refer to «INFORMATION»(ref-466658-S42318125322012042500000)

Check the signal cable. Check for a short-circuit to supply voltage.

Take readings between

1. Engine Control Module (ECM) #B45 (#C45) and leakage diagnostic unit #2.

Remedy as necessary.

Other information

1. see «CONNECTING THE BREAKOUT BOX»(ref-466591-S26645247992012042500000)
2. see «SIGNAL SPECIFICATION»(ref-466592-S15491428272012042500000)
3. see «LEAK DIAGNOSTIC PUMP»(ref-466648-S10070404572012042500000)
4. see «CHECKING WIRING AND TERMINALS»(ref-466589-S38415998382012042500000)

1. Continue Refer to «INFORMATION»(ref-466658-S20200514682012042500000)