Engine Control System (2AZ-FE) (Service Information): Removal & Installation Toyota Matrix E140

INSTALLATION

1. INSTALL CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY Apply a light coat of engine oil to a new O-ring and install it onto the camshaft timing oil control valve assembly. Install the camshaft timing oil control valve assembly with the bolt. Torque: 9.0 N*m (92 kgf*cm, 80 in.*lbf) Connect the camshaft timing oil control valve connector. Install the vacuum hose clamp with the bolt. Torque: 8.5 N*m (87 kgf*cm, 75 in.*lbf)
2. INSPECT FOR OIL LEAK
3. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY . Refer to «INSTALLATION - Step 93»(ref-427451-S42445433332011101200000)

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1. INSTALL THROTTLE BODY ASSEMBLY Install a new gasket onto the intake manifold. Install the throttle body assembly with the 4 bolts. Torque: 30 N*m (306 kgf*cm, 22 ft.*lbf) Connect the throttle body connector. Connect the 2 water by-pass hoses.
2. INSTALL AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE Install the air cleaner cap sub-assembly with hose and lock the 3 clamps. Tighten the air cleaner hose clamp. Connect the ventilation hose. Connect the 2 vacuum hoses and No. 1 vacuum switching valve connector. Connect the 2 wire harness clamps and the mass air flow meter connector.
3. ADD ENGINE COOLANT . Refer to «REPLACEMENT - Step 2»(ref-427457-S17658117032011101200000)
4. INSPECT FOR COOLANT LEAK . Refer to «ON-VEHICLE INSPECTION - Step 1»(ref-427468-S39882031752011101200000)
5. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY . Refer to «INSTALLATION - Step 93»(ref-427451-S42445433332011101200000)
6. PERFORM INITIALIZATION NOTE: Perform the following procedure after replacing the ECM, throttle body assembly or any throttle body components. The following procedure should also be performed if the throttle body is cleaned. Disconnect the cable from the negative (-) battery terminal. Wait at least 60 seconds and reconnect the terminal. Turn the ignition switch to ON without operating the accelerator pedal. NOTE: If the accelerator pedal is operated, perform the above steps again. Connect the Techstream to the DLC3 and clear the DTCs. Refer to «DTC CHECK / CLEAR»(ref-427310-S22296836352011101200000) . Start the engine and check that the MIL is not illuminated and that the idle speed is within the specified range when the A/C is switched off after the engine is warmed up. Standard Condition Engine Idle Speed A/C switched off 600 to 700 RPM NOTE: Be sure to perform this step with all accessories off. Make sure that the shift lever is in N or P. Enter the following menus: Powertrain/ Engine and ECT/ Data List/ Throttle Pos. Sensor Output. Fully depress the accelerator pedal and check that the value is 60% or more. Perform a road test and confirm that there are no abnormalities.

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1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
2. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY . Refer to «REMOVAL - Step 11»(ref-427451-S32080831592011101200000)
3. REMOVE AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE See step 3
4. REMOVE AIR CLEANER CASE . Refer to «REMOVAL - Step 14»(ref-427451-S32080831592011101200000)
5. REMOVE ECM Separate the wire harness clamp. Disconnect the 2 ECM connectors. Push the locks on the 2 levers, then raise the levers, and disconnect the 2 ECM connectors. NOTE: After disconnecting the connectors, make sure that dirt, water or other foreign matter does not contact the connecting parts of the connectors. Remove the 3 bolts and the ECM. Remove the 4 screws and 2 ECM brackets.

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1. INSTALL ECM Install the 2 ECM brackets onto the ECM with the 4 screws. Install the ECM with the 3 bolts. Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf) Connect the 2 ECM connectors. Connect the 2 ECM connectors and lower the 2 levers. NOTE: When connecting the connectors, make sure that dirt, water or other foreign matter does not get caught between the connectors and other parts. Make sure that the 2 levers are securely locked. Install the wire harness clamp.
2. INSTALL AIR CLEANER CASE . Refer to «INSTALLATION - Step 64»(ref-427451-S42445433332011101200000)
3. INSTALL AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE See step 2
4. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY . Refer to «INSTALLATION - Step 93»(ref-427451-S42445433332011101200000)
5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
6. PERFORM INITIALIZATION HINT: Initialization cannot be completed by only removing the cable from the battery. Perform Reset Memory (AT initialization) when replacing the ECM. (for Automatic Transaxle) HINT: Refer to «INITIALIZATION»(ref-427314-S02101675402011101200000) (for U250E) Refer to «INITIALIZATION»(ref-427313-S03722492042011101200000) (for U140F) Perform Registration (VIN registration) when replacing the ECM. Refer to «REGISTRATION»(ref-427310-S07185870842011101200000) .

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1. INSTALL ACCELERATOR PEDAL ASSEMBLY Install the accelerator pedal assembly with the 2 bolts. Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf) Connect the accelerator pedal assembly connector.

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1. INSTALL MASS AIR FLOW METER Install the mass air flow meter with the 2 screws. Torque: 1.0 N*m (10 kgf*cm, 9 in.*lbf) NOTE: Make sure that the O-ring is not cracked or does not jump out of position during installation. Connect the mass air flow meter connector.

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1. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY . Refer to «REMOVAL - Step 11»(ref-427451-S32080831592011101200000)
2. REMOVE AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE See step 3
3. REMOVE CAMSHAFT POSITION SENSOR Disconnect the camshaft position sensor connector. Remove the bolt and the camshaft position sensor.

Scheme 201

1. INSPECT CAMSHAFT POSITION SENSOR Measure the resistance. Standard Resistance Tester Connection Condition Specified Condition 1 - 2 Cold 835 to 1400 ohms 1 - 2 Hot 1060 to 1645 ohms HINT: In the table above, the terms Cold and Hot refer to the temperature of the coils. Cold means approximately -10 to 50°C (14 to 122°F). Hot means approximately 50 to 100°C (122 to 212°F). If the resistance is not as specified, replace the camshaft position sensor.

Scheme 202

1. INSTALL CAMSHAFT POSITION SENSOR Apply a light coat of engine oil to the O-ring of the sensor. Install the camshaft position sensor with the bolt. Torque: 9.0 N*m (92 kgf*cm, 80 in.*lbf) Connect the camshaft position sensor connector.
2. INSTALL AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE See step 2
3. INSPECT FOR ENGINE OIL LEAK
4. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY . Refer to «INSTALLATION - Step 93»(ref-427451-S42445433332011101200000)

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1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
2. REMOVE ENGINE UNDER COVER RH
3. REMOVE V-RIBBED BELT . Refer to «REMOVAL - Step 2»(ref-427451-S00334333202011101200000)
4. REMOVE GENERATOR ASSEMBLY . Refer to «REMOVAL - Step 4»(ref-427469-S25067360292011101200000)
5. REMOVE CRANKSHAFT POSITION SENSOR Disconnect the crankshaft position sensor connector. Separate the crankshaft position sensor connector clamp and wire harness. Remove the bolt and crankshaft position sensor.

Scheme 205

1. INSPECT CRANKSHAFT POSITION SENSOR Measure the resistance. Standard Resistance Tester Connection Condition Specified Condition 1 - 2 Cold 985 to 1600 ohms 1 - 2 Hot 1265 to 1890 ohms HINT: In the table above, the terms Cold and Hot refer to the temperature of the coils. Cold means approximately -10 to 50°C (14 to 122°F). Hot means approximately 50 to 100°C (122 to 212°F). If the resistance is not as specified, replace the crankshaft position sensor.

Scheme 206

1. INSTALL CRANKSHAFT POSITION SENSOR Apply a light coat of engine oil to the O-ring on the crankshaft position sensor. Install the crankshaft position sensor with the bolt. Torque: 9.0 N*m (92 kgf*cm, 80 in.*lbf) NOTE: Do not twist the O-ring. Install the wire harness and crankshaft position sensor connector clamp. Connect the crankshaft position sensor connector.
2. INSTALL GENERATOR ASSEMBLY . Refer to «INSTALLATION - Step 1»(ref-427469-S04475201242011101200000)
3. INSTALL V-RIBBED BELT . Refer to «INSTALLATION - Step 1»(ref-427451-S09063569182011101200000)
4. INSTALL ENGINE UNDER COVER RH
5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
6. INSPECT FOR OIL LEAK

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1. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY . Refer to «REMOVAL - Step 11»(ref-427451-S32080831592011101200000)
2. REMOVE IGNITION COIL ASSEMBLY Disconnect the 4 ignition coil connectors. Remove the 4 bolts and 4 ignition coils.
3. REMOVE SPARK PLUG Remove the 4 spark plugs.

1. INSTALL SPARK PLUG Install the 4 spark plugs. Torque: 19 N*m (194 kgf*cm, 14 ft.*lbf)
2. INSTALL IGNITION COIL ASSEMBLY Install the 4 ignition coils with the 4 bolts. Torque: 9.0 N*m (92 kgf*cm, 80 in.*lbf) Connect the 4 ignition coil connectors.
3. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY . Refer to «INSTALLATION - Step 93»(ref-427451-S42445433332011101200000)

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1. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY . Refer to «REMOVAL - Step 11»(ref-427451-S32080831592011101200000)
2. DRAIN ENGINE COOLANT . Refer to «REPLACEMENT - Step 1»(ref-427457-S17658117032011101200000)
3. REMOVE AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE See step 3
4. REMOVE AIR CLEANER CASE . Refer to «REMOVAL - Step 14»(ref-427451-S32080831592011101200000)
5. REMOVE ENGINE COOLANT TEMPERATURE SENSOR Disconnect the engine coolant temperature sensor connector. Remove the engine coolant temperature sensor and gasket.

Scheme 214

1. INSPECT ENGINE COOLANT TEMPERATURE SENSOR Measure the resistance. Using an ohmmeter, measure the resistance between the terminals. Standard Resistance Tester Connection Condition Specified Condition 1 - 2 20°C (68°F) 2.32 to 2.59 kohms 1 - 2 80°C (176°F) 0.310 to 0.326 kohms NOTE: When checking the engine coolant temperature sensor in water, keep the terminals dry. After checking, wipe the sensor dry. If the resistance is not as specified, replace the engine coolant temperature sensor.

1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR Install the engine coolant temperature sensor through a new gasket. Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf) Connect the engine coolant temperature sensor connector.
2. INSTALL AIR CLEANER CASE . Refer to «INSTALLATION - Step 64»(ref-427451-S42445433332011101200000)
3. INSTALL AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE See step 2
4. ADD ENGINE COOLANT . Refer to «REPLACEMENT - Step 2»(ref-427457-S17658117032011101200000)
5. INSPECT FOR COOLANT LEAK . Refer to «ON-VEHICLE INSPECTION - Step 1»(ref-427468-S39882031752011101200000)
6. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY . Refer to «INSTALLATION - Step 93»(ref-427451-S42445433332011101200000)

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1. DISCHARGE FUEL SYSTEM PRESSURE Discharge fuel system pressure. Refer to «PRECAUTION»(ref-427458-S13137873712011101200000) .
2. DRAIN COOLANT . Refer to «REPLACEMENT - Step 1»(ref-427457-S17658117032011101200000)
3. REMOVE FRONT WIPER ARM HEAD CAP . Refer to «REMOVAL - Step 1»(ref-427470-S04472184662011101200000)
4. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY LH . Refer to «REMOVAL - Step 2»(ref-427470-S04472184662011101200000)
5. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY RH . Refer to «REMOVAL - Step 3»(ref-427470-S04472184662011101200000)
6. REMOVE HOOD TO COWL TOP SEAL . Refer to «REMOVAL - Step 4»(ref-427470-S04472184662011101200000)
7. REMOVE COWL TOP VENTILATOR LOUVER RH . Refer to «REMOVAL - Step 5»(ref-427470-S04472184662011101200000)
8. REMOVE COWL TOP VENTILATOR LOUVER LH . Refer to «REMOVAL - Step 6»(ref-427470-S04472184662011101200000)
9. REMOVE WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY . Refer to «REMOVAL - Step 7»(ref-427470-S04472184662011101200000)
10. REMOVE OUTER COWL TOP PANEL . Refer to «REMOVAL - Step 8»(ref-427466-S18184728202011101200000)
11. REMOVE SUSPENSION TOWER DAMPER ASSEMBLY (w/ Front Strut Bar) . Refer to «REMOVAL - Step 9»(ref-427471-S18854764582011101200000)
12. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY . Refer to «REMOVAL - Step 11»(ref-427451-S32080831592011101200000)
13. REMOVE AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE See step 3
14. REMOVE THROTTLE BODY ASSEMBLY See step 4
15. DISCONNECT FUEL TUBE SUB-ASSEMBLY . Refer to «REMOVAL - Step 5»(ref-427452-S27490298352011101200000)
16. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY WITH FUEL TUBE SUB-ASSEMBLY . Refer to «REMOVAL - Step 7»(ref-427452-S27490298352011101200000)
17. REMOVE INTAKE MANIFOLD Disconnect the ventilation hose. Disconnect the union to check valve hose. Separate the wire harness clamp from the intake manifold. Remove the 5 bolts, 2 nuts and intake manifold. Remove the intake manifold gasket.
18. REMOVE NO. 1 INTAKE MANIFOLD INSULATOR Remove the No. 1 intake manifold insulator.
19. REMOVE KNOCK SENSOR Disconnect the sensor connector. Remove the nut and knock sensor.

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1. INSPECT KNOCK SENSOR Measure the resistance. Standard Resistance Tester Connection Condition Specified Condition 1 - 2 20°C (68°F) 120 to 280 kohms If the result is not as specified, replace the knock sensor.

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1. INSTALL KNOCK SENSOR Install the knock sensor with the nut. Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf) Connect the sensor connector.
2. INSTALL NO. 1 INTAKE MANIFOLD INSULATOR Install the No. 1 intake manifold insulator.
3. INSTALL INTAKE MANIFOLD Install a new gasket to the intake manifold. Install the intake manifold with the 5 bolts and 2 nuts, and connect the wire harness clamp. Torque: 30 N*m (306 kgf*cm, 22 ft.*lbf) Connect the union to check valve hose. Connect the ventilation hose.
4. INSTALL FUEL DELIVERY PIPE SUB-ASSEMBLY WITH FUEL TUBE SUB-ASSEMBLY . Refer to «INSTALLATION - Step 2»(ref-427452-S33655608892011101200000)
5. CONNECT FUEL TUBE SUB-ASSEMBLY . Refer to «INSTALLATION - Step 4»(ref-427452-S33655608892011101200000)
6. INSTALL THROTTLE BODY ASSEMBLY See step 1
7. INSTALL SUSPENSION TOWER DAMPER ASSEMBLY (w/ Front Strut Bar) . Refer to «INSTALLATION - Step 6»(ref-427471-S06835054982011101200000)
8. INSTALL OUTER COWL TOP PANEL . Refer to «INSTALLATION - Step 19»(ref-427466-S28270894352011101200000)
9. INSTALL WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY . Refer to «INSTALLATION - Step 3»(ref-427470-S00235964302011101200000)
10. INSTALL COWL TOP VENTILATOR LOUVER LH . Refer to «INSTALLATION - Step 4»(ref-427470-S00235964302011101200000)
11. INSTALL COWL TOP VENTILATOR LOUVER RH . Refer to «INSTALLATION - Step 5»(ref-427470-S00235964302011101200000)
12. INSTALL HOOD TO COWL TOP SEAL . Refer to «INSTALLATION - Step 6»(ref-427470-S00235964302011101200000)
13. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY RH . Refer to «INSTALLATION - Step 7»(ref-427470-S00235964302011101200000)
14. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY LH . Refer to «INSTALLATION - Step 8»(ref-427470-S00235964302011101200000)
15. INSTALL FRONT WIPER ARM HEAD CAP . Refer to «INSTALLATION - Step 9»(ref-427470-S00235964302011101200000)
16. INSTALL AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE See step 2
17. ADD ENGINE COOLANT . Refer to «REPLACEMENT - Step 2»(ref-427457-S17658117032011101200000)
18. INSPECT FOR COOLANT LEAK . Refer to «ON-VEHICLE INSPECTION - Step 1»(ref-427468-S39882031752011101200000)
19. INSPECT FOR FUEL LEAK . Refer to «ON-VEHICLE INSPECTION - Step 1»(ref-427458-S03700606232011101200000)
20. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY . Refer to «INSTALLATION - Step 93»(ref-427451-S42445433332011101200000)

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1. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR Remove the 4 bolts and the No. 1 exhaust manifold heat insulator.
2. REMOVE AIR FUEL RATIO SENSOR Disconnect the air fuel ratio sensor connector and wire harness clamp. Using SST, remove the air fuel ratio sensor. SST: 09224-00010

Scheme 232

1. INSPECT AIR FUEL RATIO SENSOR Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition (HA1A) - (+B) 20°C (68°F) 1.8 to 3.4 ohms (HA1A) - (A1A-) - 10 kohms or higher If the resistance is not as specified, replace the air fuel ratio sensor.

Scheme 233

1. INSTALL AIR FUEL RATIO SENSOR Using SST, install the air fuel ratio sensor. SST: 09224-00010 without SST Torque: 44 N*m (449 kgf*cm, 32 ft.*lbf) with SST Torque: 40 N*m (408 kgf*cm, 30 ft.*lbf) NOTE: This torque value can be obtained by using a torque wrench with a fulcrum length of 300 mm (11.8 in.) and SST with a measurement of 30 mm (1.18 in.). Refer to «PRECAUTION»(ref-427305-S14224765222011101200000) . This torque value is effective when SST is parallel to the torque wrench. Connect the air fuel ratio sensor connector and wire harness clamp.
2. INSTALL NO. 1 EXHAUST MANIFOLD HEAT INSULATOR Install the No. 1 exhaust manifold heat insulator with the 4 bolts. Torque: 12 N*m (122 kgf*cm, 9 ft.*lbf)
3. INSPECT FOR EXHAUST GAS LEAK

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1. REMOVE HEATED OXYGEN SENSOR (for 4WD) Disconnect the heated oxygen sensor connector. Separate the wire harness grommet. Using SST, remove the heated oxygen sensor. SST: 09224-00010
2. REMOVE HEATED OXYGEN SENSOR (for 2WD) Disconnect the heated oxygen sensor connector. Using SST, remove the heated oxygen sensor. SST: 09224-00010

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1. INSPECT HEATED OXYGEN SENSOR (for 4WD) Check the resistance. Using an ohmmeter, measure the resistance between the terminals. Standard Resistance Tester Connection Condition Specified Condition HT1B - +B 20°C (68°F) 11 to 16 ohms HT1B - E2 - 10 kohms or higher If the resistance is not as specified, replace the heated oxygen sensor.
2. INSPECT HEATED OXYGEN SENSOR (for 2WD) Check the resistance. Using an ohmmeter, measure the resistance between the terminals. Standard Resistance Tester Connection Condition Specified Condition HT1B - +B 20°C (68°F) 11 to 16 ohms HT1B - E2 - 10 kohms or higher If the resistance is not as specified, replace the heated oxygen sensor.

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1. INSTALL HEATED OXYGEN SENSOR (for 4WD) Using SST, install the heated oxygen sensor. SST: 09224-00010 without SST Torque: 44 N*m (449 kgf*cm, 32 ft.*lbf) with SST Torque: 40 N*m (408 kgf*cm, 30 ft.*lbf) NOTE: This torque value can be obtained by using a torque wrench with a fulcrum length of 300 mm (11.8 in.) and SST with a measurement of 30 mm (1.18 in.). Refer to «PRECAUTION»(ref-427305-S14224765222011101200000) . This torque value is effective when SST is parallel to the torque wrench. Connect the wire harness grommet. Connect the heated oxygen sensor connector.
2. INSTALL HEATED OXYGEN SENSOR (for 2WD) Using SST, install the heated oxygen sensor. SST: 09224-00010 without SST Torque: 44 N*m (449 kgf*cm, 32 ft.*lbf) with SST Torque: 40 N*m (408 kgf*cm, 30 ft.*lbf) NOTE: This torque value can be obtained by using a torque wrench with a fulcrum length of 300 mm (11.8 in.) and SST with a measurement of 30 mm (1.18 in.). Refer to «PRECAUTION»(ref-427305-S14224765222011101200000) . This torque value is effective when SST is parallel to the torque wrench. Connect the heated oxygen sensor connector.
3. INSPECT FOR EXHAUST GAS LEAK

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1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
2. REMOVE INTEGRATION NO. 2 RELAY Remove the No. 1 relay block cover. Using a screwdriver with its tip wrapped in protective tape, disengage the 2 claws and then pull the integration relay out of the No. 1 relay block. Disconnect the 3 connectors.

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1. INSPECT INTEGRATION NO. 1 RELAY EFI MAIN RELAY: Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition Integration relay (1E-1) - Integration relay (1B-4) Battery voltage is not applied between terminals 1B-3 and 1B-2 10 kohms or higher Integration relay (1E-1) - Integration relay (1B-4) Battery voltage is applied between terminals 1B-3 and 1B-2 Below 1 ohms If the resistance is not as specified, replace the integration relay. IG2 RELAY: Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition Integration relay (1E-1) - Integration relay (1A-4) Battery voltage is not applied between terminals 1A-2 and 1A-3 10 kohms or higher Integration relay (1E-1) - Integration relay (1A-4) Battery voltage is applied between terminals 1A-2 and 1A-3 Below 1 ohms If the resistance is not as specified, replace the integration relay. HORN RELAY: Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition Integration relay (1E-1) - Integration relay (1A-8) Battery voltage is not applied between terminals 1A-6 and 1A-7 10 kohms or higher Integration relay (1E-1) - Integration relay (1A-8) Battery voltage is applied between terminals 1A-6 and 1A-7 Below 1 ohms If the resistance is not as specified, replace the integration relay.

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1. INSTALL INTEGRATION NO. 2 RELAY Connect the 3 connectors. Push the integration relay into the engine room relay block. Install the No. 1 relay block cover.
2. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

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1. INSPECT CIRCUIT OPENING RELAY Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2A-8 - 2B-11 Battery voltage is not applied between terminals 2B-10 and 2B-9 10 kohms or higher 2A-8 - 2B-11 Battery voltage is applied between terminals 2B-10 and 2B-9 Below 1 ohms If the resistance is not as specified, replace the instrument panel junction block.