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Pgm-Fi System (V6): Diagnosis Honda Accord VII

Testing & Diagnostics 13 illustrations ~2129 words

DTC CODES

DTCDescription
DTC P0107MAP Sensor Circuit Low Voltage (2003-2004 models)
DTC P0107MAP Sensor Circuit Low Voltage (2005-2006 models)
DTC P0108MAP Sensor Circuit High Voltage
DTC P0111IAT Sensor Circuit Range/Performance Problem (2005-2006 models)
DTC P0112IAT Sensor Circuit Low Voltage (2003-2004 models)
DTC P0112IAT Sensor Circuit Low Voltage (2005-2006 models)
DTC P0113IAT Sensor Circuit High Voltage
DTC P0116ECT Sensor Range/Performance Problem (2003-2004 models)
DTC P0116ECT Sensor 1 Range/Performance Problem (2005-2006 models)
DTC P0117ECT Sensor Circuit Low Voltage (2003-2004 models)
DTC P0117ECT Sensor 1 Circuit Low Voltage (2005-2006 models)
DTC P0118ECT Sensor/ECT Sensor 1 Circuit High Voltage
DTC P0125ECT Sensor Slow Response (2003-2004 models)
DTC P0125ECT Sensor 1 Slow Response (2005-2006 models)
DTC P0128Cooling System Malfunction (2003-2004 models)
DTC P0128Cooling System Malfunction (2005-2006 models)
DTC P0133Rear A/F Sensor (Bank 1, Sensor 1) Slow Response (2003-2004 models)
DTC P0153Front A/F Sensor (Bank 2, Sensor 1) Slow Response (2003-2004 models)
DTC P0133Rear A/F Sensor (Bank 1, Sensor 1) Slow Response (2005-2006 models)
DTC P0153Front A/F Sensor (Bank 2, Sensor 1) Slow Response (2005-2006 models)
DTC P0134Rear A/F Sensor (Bank 1, Sensor 1) Heater System Malfunction
DTC P0154Front A/F Sensor (Bank 2, Sensor 1) Heater System Malfunction
DTC P0135Rear A/F Sensor (Bank 1, Sensor 1) Heater Circuit Malfunction
DTC P0155Front A/F Sensor (Bank 2, Sensor 1) Heater Circuit Malfunction
DTC P0137Rear Secondary HO2S (Bank 1, Sensor 2) Circuit Low Voltage (2003-2004 models)
DTC P0157Front Secondary HO2S (Bank 2, Sensor 2) Circuit Low Voltage (2003-2004 models)
DTC P0137Rear Secondary HO2S (Bank 1, Sensor 2) Circuit Low Voltage (2005-2006 models)
DTC P0157Front Secondary HO2S (Bank 2, Sensor 2) Circuit Low Voltage (2005-2006 models)
DTC P0138Rear Secondary HO2S (Bank 1, Sensor 2) Circuit High Voltage (2003-2004 models)
DTC P0158Front Secondary HO2S (Bank 2, Sensor 2) Circuit High Voltage (2003-2004 models)
DTC P0138Rear Secondary HO2S (Bank 1, Sensor 2) Circuit High Voltage (2005-2006 models)
DTC P0158Front Secondary HO2S (Bank 2, Sensor 2) Circuit High Voltage (2005-2006 models)
DTC P0139Rear Secondary HO2S (Bank 1, Sensor 2) Slow Response (2003-2004 models)
DTC P0159Front Secondary HO2S (Bank 2, Sensor 2) Slow Response (2003-2004 models)
DTC P0139Rear Secondary HO2S (Bank 1, Sensor 2) Slow Response (2005-2006 models)
DTC P0159Front Secondary HO2S (Bank 2, Sensor 2) Slow Response (2005-2006 models)
DTC P0141Rear Secondary HO2S (Bank 1, Sensor 2) Heater Circuit Malfunction
DTC P0161Front Secondary HO2S (Bank 2, Sensor 2) Heater Circuit Malfunction
DTC P0171Rear Bank (Bank 1) Fuel System Too Lean
DTC P0172Rear Bank (Bank 1) Fuel System Too Rich
DTC P0174Front Bank (Bank 2) Fuel System Too Lean
DTC P0175Front Bank (Bank 2) Fuel System Too Rich
DTC P0300Random Misfire and Any Combination of the Following
DTC P0301No. 1 Cylinder Misfire
DTC P0302No. 2 Cylinder Misfire
DTC P0303No. 3 Cylinder Misfire
DTC P0304No. 4 Cylinder Misfire
DTC P0305No. 5 Cylinder Misfire
DTC P0306No. 6 Cylinder Misfire
DTC P0301No. 1 Cylinder Misfire
DTC P0302No. 2 Cylinder Misfire
DTC P0303No. 3 Cylinder Misfire
DTC P0304No. 4 Cylinder Misfire
DTC P0305No. 5 Cylinder Misfire
DTC P0306No. 6 Cylinder Misfire
DTC P0325Knock Sensor Circuit Malfunction
DTC P0335CKP Sensor A No Signal
DTC P0385CKP Sensor B No Signal
DTC P0339CKP Sensor A Intermittent Interruption
DTC P0339CKP Sensor B Intermittent Interruption
DTC P0340CMP Sensor No Signal
DTC P0344CMP Sensor Intermittent Interruption
DTC P0562Charging System Low Voltage (2005-2006 models)
DTC P0563ECM/PCM Power Source Circuit Unexpected Voltage (2005-2006 models)
DTC P0602ECM/PCM Programming Error (2006 model)
DTC P0603ECM/PCM Internal Control Module Keep Alive Memory (KAM) Error
DTC P0630VIN Not Programmed or Mismatch
DTC P0641Sensor Reference Voltage A Malfunction
DTC P0685ECM/PCM Power Control Circuit/Internal Circuit Malfunction
DTC P0700A/T Control System Malfunction
DTC P0715Input shaft (Mainshaft) Speed Sensor Circuit Malfunction
DTC P0720Output Shaft (Countershaft) Speed Sensor Circuit Malfunction
DTC P1109BARO Sensor Circuit Out of Range High (2005-2006 models)
DTC P1116ECT Sensor 1 Performance Problem (2005-2006 models)
DTC P1128MAP Sensor Signal Lower Than Expected
DTC P1129MAP Sensor Signal Higher than Expected
DTC P1172Rear A/F Sensor (Bank 1, Sensor 1) Out of Range High (2005-2006 models)
DTC P1172Front A/F Sensor (Bank 2, Sensor 1) Out of Range High (2005-2006 models)
DTC P1297ELD Circuit Low Voltage
DTC P1298ELD Circuit High Voltage
DTC P1549Charging System High Voltage (2005-2006 models)
DTC P16BBAlternator B Terminal Circuit Low Voltage (2005-2006 models)
DTC P16BCAlternator FR Terminal Circuit/IGP Circuit Low Voltage (2005-2006 models)
DTC P2183ECT Sensor 2 Circuit Range/Performance Problem (2005-2006 models)
DTC P2184ECT Sensor 2 Circuit Low Voltage (2005-2006 models)
DTC P2185ECT Sensor 2 Circuit High Voltage (2005-2006 models)
DTC P2195Rear A/F Sensor (Bank 1, Sensor 1) Signal Stuck Lean
DTC P2197Front A/F Sensor (Bank 2, Sensor 1) Signal Stuck Lean
DTC P2227BARO Sensor Range/Performance Problem
DTC P2228BARO Sensor Circuit Low Voltage (2003-2004 models)
DTC P2228BARO Sensor Circuit Low Voltage (2005-2006 models)
DTC P2229BARO Sensor Circuit High Voltage
DTC P2237Rear A/F Sensor (Bank 1, Sensor 1) IP Line High Voltage
DTC P2240Front A/F Sensor (Bank 2, Sensor 1) IP Line High Voltage
DTC P2240Front A/F Sensor (Bank 2, Sensor 1) IP Line High Voltage
DTC P2238Rear A/F Sensor (Bank 1, Sensor 1) IP Line Low Voltage
DTC P2241Front A/F Sensor (Bank 2, Sensor 1) IP Line Low Voltage
DTC P2243Rear A/F Sensor (Bank 1, Sensor 1) VCENT Line High Voltage
DTC P2247Front A/F Sensor (Bank 2, Sensor 1) VCENT Line High Voltage
DTC P2245Rear A/F Sensor (Bank 1, Sensor 1) VCENT Line Low Voltage
DTC P2249Front A/F Sensor (Bank 2, Sensor 1) VCENT Line Low Voltage
DTC P2251Rear A/F Sensor (Bank 1, Sensor 1) VS Line High Voltage
DTC P2254Front A/F Sensor (Bank 2, Sensor 1) VS Line High Voltage
DTC P2252Rear A/F Sensor (Bank 1, Sensor 1) VS Line Low Voltage
DTC P2255Front A/F Sensor (Bank 2, Sensor 1) VS Line Low Voltage
DTC P2270Rear Secondary HO2S (Bank 1, Sensor 2) Circuit Signal Stuck Lean (2005-2006 models)
DTC P2271Rear Secondary HO2S (Bank 1, Sensor 2) Circuit Signal Stuck Rich (2005-2006 models)
DTC P2272Front Secondary HO2S (Bank 2, Sensor 2) Circuit Signal Stuck Lean (2005-2006 models)
DTC P2273Front Secondary HO2S (Bank 2, Sensor 2) Circuit Signal Stuck Rich (2005-2006 models)
DTC P2610ECM/PCM Ignition Off Internal Timer Performance Problem (2005-2006 models)
DTC P2627Rear A/F Sensor (Bank 1, Sensor 1) Label Circuit Low Voltage (2003-2004 models)
DTC P2630Front A/F Sensor (Bank 2, Sensor 1) Label Circuit Low Voltage (2003-2004 models)
DTC P2627Rear A/F Sensor (Bank 1, Sensor 1) LABEL Circuit Low Voltage (2005-2006 models)
DTC P2630Front A/F Sensor (Bank 2, Sensor 1) LABEL Circuit Low Voltage (2005-2006 models)
DTC P2628Rear A/F Sensor (Bank 1, Sensor 1) Label Circuit High Voltage
DTC P2631Front A/F Sensor (Bank 2, Sensor 1) Label Circuit High Voltage
DTC P2A00Rear A/F Sensor (Bank 1, Sensor 1) Range/Performance Problem
DTC P2A03Front A/F Sensor (Bank 2, Sensor 1) Range/Performance Problem
DTC U0073F-CAN Malfunction (Bus-Off) (2003-2005 models)
DTC U0155F-CAN Malfunction (Gauge Control Module-ECM/PCM) (2003-2005 models)
DTC U0073F-CAN Malfunction (Bus-Off) (2006 model)
DTC U0155F-CAN Malfunction (Gauge Control Module-ECM/PCM) (2006 model)
DTC U0121F-CAN Malfunction (TCS-ECM/PCM) (2003-2005 models)
DTC U0122F-CAN Malfunction (VSA-ECM/PCM) (2006 model)

DTC CHART

DTC P16BB: Alternator B Terminal Circuit Low Voltage (2005-2007 models)

Note. Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information (see GENERAL TROUBLESHOOTING INFORMATION ).

  1. Turn the ignition switch ON (II).
  2. Clear the DTC with the HDS.
  3. Start the engine.
  4. Check under these conditions: A/C on Temperature control at maximum cool Blower fan at maximum speed Rear window defogger on Headlights on high beam
  5. Hold the engine speed at 2,000 rpm (in Park or neutral) for 1 minute.
  6. Check for Temporary DTCs or DTCs with the HDS. Is DTC P16BB indicated? YES - Go to step 7. NO - Intermittent failure, system is OK at this time. Check for poor connections or loose terminals at the alternator and the under-hood fuse/relay box, and check the battery performance, refer to «BATTERY (EXCEPT HYBRID & V6)»(ref-217140) .
  7. Check for poor connections or loose terminals at the alternator and the under-hood fuse/relay box (+B line). Are the connections and terminals OK? YES - Go to step 8. NO - Repair the connectors or terminals, then go to step 9 .
  8. Check for an open in the wire between the alternator and under-hood fuse/relay box at the starter subharness. Is the harness OK? YES - Replace the alternator (see «ALTERNATOR REMOVAL AND INSTALLATION»(ref-220829-S12634026372006022100000) ), then go to step 9. NO - Repair open in the wire between the alternator and the under-hood fuse/relay box, then go to step 9.
  9. Turn the ignition switch ON (II).
  10. Reset the ECM/PCM with the HDS.
  11. Do the ECM/PCM idle learn procedure (see «ECM/PCM IDLE LEARN PROCEDURE»(ref-220843-S14332728472006022100000) ).
  12. Start the engine.
  13. Check under these conditions: A/C on Temperature control at maximum cool Blower fan at maximum speed Rear window defogger on Headlights on high beam
  14. Hold the engine speed at 2,000 rpm (in Park or neutral) for 1 minute.
  15. Check for Temporary DTCs or DTCs with the HDS. Are any Temporary DTCs or DTCs indicated? YES - If DTC P16BB is indicated, check for poor connections or loose terminals at the alternator and the under-hood fuse/relay box, then go to step 1 . If any other Temporary DTCs or DTCs are indicated, go to the indicated «DTC TROUBLESHOOTING»(ref-220840-S22832464282006022100000) . NO - Troubleshooting is complete.

DTC P16BC: Alternator FR Terminal Circuit/IGP Circuit Low Voltage (2005-2007 models)

Note. Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information (see GENERAL TROUBLESHOOTING INFORMATION ).

Scheme 361

Scheme 361: DTC P16BC: Alternator FR Terminal Circuit/IGP Circuit Low Voltage (2005-2007 models)
Scheme 361: DTC P16BC: Alternator FR Terminal Circuit/IGP Circuit Low Voltage (2005-2007 models)

Scheme 362

Scheme 362
Scheme 362

Scheme 363

Scheme 363
Scheme 363

Scheme 364

Scheme 364
Scheme 364
  1. Check for poor connections at the alternator 4P connector. Are the connections OK? YES - Go to step 2. NO - Reconnect the connector, then go to step 18 .
  2. Turn the ignition switch ON (II).
  3. Clear the DTC with the HDS.
  4. Start the engine.
  5. Check under these conditions: A/C on Temperature control at maximum cool Blower fan at maximum speed Rear window defogger on Headlights on high beam
  6. Hold the engine speed at 2,000 rpm (in Park or neutral) for 1 minute.
  7. Check for Temporary DTCs or DTCs with the HDS. Is DTC P16BC indicated? YES - Go to step 8. NO - Intermittent failure, system is OK at this time. Check for poor connections or loose terminals at the alternator.
  8. Turn the ignition switch OFF.
  9. Disconnect the alternator 4P connector.
  10. Turn the ignition switch ON (II).
  11. Measure voltage between alternator 4P connector terminal No. 1 and body ground. Is there battery voltage? YES - Go to step 12. NO - Repair open in the wire between the alternator (IG1 line) and the No. 18 ACG (15 A) fuse in under-dash fuse/relay box, then go to step 18 .
  12. Measure voltage between alternator 4P connector terminal No. 4 and body ground. Is there about 5 V? YES - Replace the alternator (see «ALTERNATOR REMOVAL AND INSTALLATION»(ref-220829-S12634026372006022100000) ), then go to step 18 . NO - Go to step 13.
  13. Turn the ignition switch OFF.
  14. Jump the SCS line with the HDS.
  15. Disconnect ECM/PCM connector E (31P).
  16. Connect alternator 4P connector terminal No. 4 to body ground with a jumper wire.
  17. Check for continuity between ECM/PCM connector terminal E12 and body ground. Is there continuity? YES - Go to step 26 . NO - Repair open in the wire between the ECM/PCM (E12) and the alternator, then go to step 18.
  18. Reconnect all connectors.
  19. Turn the ignition switch ON (II).
  20. Reset the ECM/PCM with the HDS.
  21. Do the ECM/PCM idle learn procedure (see «ECM/PCM IDLE LEARN PROCEDURE»(ref-220843-S14332728472006022100000) ).
  22. Start the engine.
  23. Check under these conditions: A/C on Temperature control at maximum cool Blower fan at maximum speed Rear window defogger on Headlights on high beam
  24. Hold the engine speed at 2,000 rpm (in Park or neutral) for 1 minute.
  25. Check for Temporary DTCs or DTCs with the HDS. Are any Temporary DTCs or DTCs indicated? YES - If DTC P16BC is indicated, check for poor connections or loose terminals at the alternator and the ECM/PCM, then go to step 1 . If any other Temporary DTCs or DTCs are indicated, go to the indicated «DTC TROUBLESHOOTING»(ref-220840-S22832464282006022100000) . NO - Troubleshooting is complete.
  26. Update the ECM/PCM if it does not have the latest software, or substitute a known-good ECM/PCM (see «ECM/PCM UPDATING AND SUBSTITUTION FOR TESTING»(ref-220839-S22230196232006022100000) ).
  27. Start the engine.
  28. Check under these conditions: A/C on Temperature control at maximum cool Blower fan at maximum speed Rear window defogger on Headlights on high beam
  29. Hold the engine speed at 2,000 rpm (in Park or neutral) for 1 minute.
  30. Check for Temporary DTCs or DTCs with the HDS. Are any Temporary DTCs or DTCs indicated? YES - If DTC P16BC is indicated, check for poor connections or loose terminals at the alternator and the ECM/PCM, then go to step 1 . If any other Temporary DTCs or DTCs are indicated, go to the indicated «DTC TROUBLESHOOTING»(ref-220840-S22832464282006022100000) . NO - If the ECM/PCM was updated, troubleshooting is complete. If the ECM/PCM was substituted, replace the original ECM/PCM (see «ECM/PCM REPLACEMENT»(ref-220840-S07206258092006022100000) ).

DTC P2A00: Rear A/F Sensor (Bank 1, Sensor 1) Range/Performance Problem; DTC P2A03: Front A/F Sensor (Bank 2, Sensor 1) Range/Performance Problem

Note. Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information (see GENERAL TROUBLESHOOTING INFORMATION ). Information marked with an asterisk (*) applies to the front bank (Bank 2).

  1. Turn the ignition switch ON (II).
  2. Clear the DTC with the HDS.
  3. Start the engine. Hold the engine speed at 3,000 rpm without load (in Park or neutral) until the radiator fan comes on, then let it idle.
  4. Test-drive under these conditions: Engine coolant temperature above 158°F (70°C) A/T in D position (M/T in 3rd gear) Vehicle speed at 30 mph (48 km/h) or more, and engine speed at 2,600 rpm or less Drive at an engine speed of 1,600 rpm. Accelerate to full open throttle for 5 seconds, then slow down with the throttle completely closed.
  5. Monitor the OBD STATUS for DTC P2A00 and/or P2A03* in the DTCs MENU with the HDS. Does the screen indicate FAILED? YES - Go to step 7. NO - If the screen indicates PASSED, intermittent failure, system is OK at this time. Check for poor connections or loose terminals at the A/F sensor (Sensor 1) and the ECM/PCM. If it is EXECUTING, keep driving until a result comes on. If the screen indicates OUT OF CONDITION, go to step 3 and recheck.
  6. Turn the ignition switch OFF.
  7. Replace the A/F sensor (Sensor 1) (see «A/F SENSOR REPLACEMENT»(ref-220840-S24671637242006022100000) ).
  8. Turn the ignition switch ON (II).
  9. Reset the ECM/PCM with the HDS.
  10. Do the ECM/PCM idle learn procedure (see «ECM/PCM IDLE LEARN PROCEDURE»(ref-220843-S14332728472006022100000) ).
  11. Test-drive under these conditions: Engine coolant temperature above 158°F (70°C) A/T in D position (M/T in 3rd gear) Vehicle speed at 30 mph (48 km/h) or more, and engine speed at 2,600 rpm or less Drive at an engine speed of 1,600 rpm. Accelerate to full open throttle for 5 seconds, then slow down with the throttle completely closed.
  12. Check for Temporary DTCs or DTCs with the HDS. Are any Temporary DTCs or DTCs indicated? YES - If DTC P2A00 and/or P2A03* is indicated, check for poor connections or loose terminals at the A/F sensor (Sensor 1) and the ECM/PCM, then go to step 1 If any other Temporary DTCs or DTCs are indicated, go to the indicated «DTC TROUBLESHOOTING»(ref-220840-S22832464282006022100000) . NO - Go to step 13.
  13. Monitor the OBD STATUS for DTC P2A00 and/or P2A03* in the DTCs MENU with the HDS. Does the screen indicate PASSED? YES - Troubleshooting is complete. NO - If the screen indicates FAILED, check for poor connections or loose terminals at the A/F sensor (Sensor 1) and the ECM/PCM, then go to step 1 . If the screen indicates EXECUTING, keep driving until a result comes on. If the screen indicates OUT OF CONDITION, go to step 10 and recheck.

DLC Circuit Troubleshooting

Note. If the ECM/PCM does not communicate with the HDS, do this troubleshooting procedure. Check that MIL circuit is normal, then do this troubleshooting.

Scheme 365

Scheme 365: DLC Circuit Troubleshooting
Scheme 365: DLC Circuit Troubleshooting

Scheme 366

Scheme 366
Scheme 366

Scheme 367

Scheme 367
Scheme 367

Scheme 368

Scheme 368
Scheme 368

Scheme 369

Scheme 369
Scheme 369

Scheme 370

Scheme 370
Scheme 370

Scheme 371

Scheme 371
Scheme 371
  1. Measure voltage between DLC terminal No. 16 and body ground. Is there battery voltage? YES - Go to step 2. NO - Repair open in the wire between DLC terminal No. 16 and the No. 8 FI ECU (ECM/PCM) (15 A) fuse in the under-hood fuse/relay box.
  2. Measure voltage between DLC terminals No. 4 and No. 16. Is there battery voltage? YES - Go to step 3. NO - Repair open in the wire between DLC terminal No. 4 and body ground (G501).
  3. Measure voltage between DLC terminals No. 5 and No. 16. Is there battery voltage? YES - Go to step 4. NO - Repair open in the wire between DLC terminal No. 5 and body ground (G503).
  4. Turn the ignition switch ON (II).
  5. Measure voltage between DLC terminals No. 5 and No. 7. Is there 8.5 V or more? YES - Go to step 11 . NO - Go to step 6.
  6. Turn the ignition switch OFF.
  7. Jump the SCS line with the HDS.
  8. Disconnect ECM/PCM connector E (31P).
  9. Check for continuity between DLC terminal No. 7 and body ground. Is there continuity? YES - Repair short to ground in the wire between DLC terminal No. 7 and the ECM/PCM (A14). After repairing the wire, check for a DTC with the HDS and go to the indicated «DTC TROUBLESHOOTING»(ref-220840-S22832464282006022100000) . NO - Go to step 10.
  10. Check for continuity between DLC terminal No. 7 and ECM/PCM terminal A14. Is there continuity? YES - Update the ECM/PCM if it does not have the latest software, or substitute a known-good ECM/PCM (see «ECM/PCM UPDATING AND SUBSTITUTION FOR TESTING»(ref-220839-S22230196232006022100000) ), then recheck. If the symptom/indication goes away with a known-good ECM/PCM, replace the original ECM/PCM (see «ECM/PCM REPLACEMENT»(ref-220840-S07206258092006022100000) ). NO - Repair open in the wire between DLC terminal No. 7 and the ECM/PCM (A14). After repairing the wire, check for Temporary DTCs or DTCs with the HDS and go to the indicated «DTC TROUBLESHOOTING»(ref-220840-S22832464282006022100000) .
  11. Turn the ignition switch OFF.
  12. Jump the SCS line with the HDS.
  13. Disconnect ECM/PCM connector A (31P).
  14. Turn the ignition switch ON (II).
  15. Measure voltage between DLC terminals No. 5 and No. 7. Is there 0 V? YES - Update the ECM/PCM if it does not have the latest software, or substitute a known-good ECM/PCM (see «ECM/PCM UPDATING AND SUBSTITUTION FOR TESTING»(ref-220839-S22230196232006022100000) , then recheck. If the symptom/indication goes away with a known-good ECM/PCM, replace the original ECM/PCM (see «ECM/PCM REPLACEMENT»(ref-220840-S07206258092006022100000) ). NO - Repair short to power in the wire between DLC terminal No. 7 and the ECM/PCM (A14). After repairing the wire, check for Temporary DTCs or DTCs with the HDS, and go to the indicated «DTC TROUBLESHOOTING»(ref-220840-S22832464282006022100000) .

Scheme 372

Scheme 372: Injector Replacement
Scheme 372: Injector Replacement

Scheme 373

Scheme 373
Scheme 373
  1. Relieve fuel pressure (see «FUEL PRESSURE RELIEVING»(ref-220844-S42614660042006022100000) ).
  2. Remove the intake manifold (see «INTAKE MANIFOLD REMOVAL AND INSTALLATION»(ref-220836-S20998555792006022100000) ).
  3. Disconnect the connectors from the injectors (A).
  4. Disconnect the quick-connect fittings (B).
  5. Remove the fuel rail mounting bolts (C) from the fuel rail (D).
  6. Remove the injector clip (E) from the injector.
  7. Remove the injector from the fuel rail.
  8. Coat the new O-rings (A) with clean engine oil, and insert the injectors (B) into the fuel rail (C).
  9. Install the injector clip (D).
  10. Coat the injector O-rings (E) with clean engine oil.
  11. Install the injectors in the injector base (F).
  12. Install the fuel rail mounting nuts.
  13. Connect the connectors on the injectors.
  14. Connect the quick-connect fittings.
  15. Turn the ignition switch ON (II), but do not operate the starter. After the fuel pump runs for about 2 seconds, the fuel rail will be pressurized. Repeat this two or three times, then check for fuel leakage.

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