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Honda Fit/Jazz - DTC Troubleshooting: P0342 (9) (With ETCS)

Online Honda Fit/Jazz 2002-2005 Workshop repair manual used by professionals.

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DTC Troubleshooting: P0342 (9)

DTC P0342: CMP Sensor Circuit Low Voltage


1.Turn the ignition switch ON (II).

2.Do the DTC CLEAR in the CLEAR MENU with the HDS.

3.Start the engine. If the engine does not start, keep cranking for 10 seconds.

4.Check for Temporary DTCs or DTCs in the DTCs MENU with the HDS.

Is DTC P0342 indicated?


YES - Go to 5.


NO - Intermittent failure, system is OK at this time. Check for poor connections or loose terminals at the CMP sensor and the ECM.n


5.Turn the ignition switch OFF.

6.Disconnect the CMP sensor 3P connector.

7.Turn the ignition switch ON (II).

8.Measure voltage between CMP sensor 3P connector terminal No. 3 and body ground.

IMAGE REPLACED HERE

Is there battery voltage?


YES - Go to 9.


NO - Repair open in the wire between the CMP sensor and the PGM-FI main relay 1, then go to 15.

9.Measure voltage between CMP sensor 3P connector terminal No. 1 and body ground.

IMAGE REPLACED HERE

Is there about 5 V?


YES - Go to 13.


NO - Go to 10.


10.Turn the ignition switch OFF, and wait 10 seconds.

11.Connect the ECM test harness and the test pin box to the wire harness only, not to the ECM.

12.Check for continuity between test pin box terminals No. 35 and body ground.

Is there continuity?


YES - Repair short in the wire between the ECM connector No. 3 terminal No. 6 (test pin box terminal No. 35) and the CMP sensor, then go to 15.


NO - Go to 21.

13.Turn the ignition switch OFF.

Replace the CMP sensor.

15.Reconnect all connectors.

16.Turn the ignition switch ON (II).

17.Do the ECM RESET in the CLEAR MENU with the HDS.

18.Do the ETCS learn procedure.

19.Start the engine, and wait 10 seconds.

20.Check for Temporary DTCs or DTCs in the DTCs MENU with the HDS.

Are any Temporary DTCs or DTCs indicated?


YES - If DTC P0342 is indicated, check for poor connections or loose terminals at the CMP sensor and the ECM, then go to 1. If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC troubleshooting.


NO - Troubleshooting is complete.n


21.Substitute a known-good ECM.

22.Start the engine.

23.Check for Temporary DTCs or DTCs in the DTCs MENU with the HDS.

Are any Temporary DTCs or DTCs indicated?


YES - If DTC P0342 is indicated, check for poor connections or loose terminals at the CMP sensor and the ECM, then go to 1. If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC troubleshooting.


NO - Replace the original ECM.n

ON (II).


Honda Fit/Jazz 02-05 Workshop Manual    Back to all Manuals