DTC P0344: Camshaft Position Sensor Intermittent Interruption
CAUTION:
When substituting or replacement of PCM is recommended, see PCM REMOVAL & REPLACEMENT
for important precautions.
- Note the following freeze data:
- Engine Speed
- Vehicle Speed
- Turn ignition on. Using Honda PGM Tester or the HDS, do the DTC CLEAR in the CLEAR menu.
- Start engine and let idle for 10 seconds.
- Using Honda PGM Tester or the HDS, check for CMP NOISE 2 COUNT in the DATA list. If 0 counts are indicated, problem is intermittent, system is OK at this time. Check for poor connections or loose terminals at CMP sensor and PCM harness connectors. If 0 counts are not indicated, go to next step.
- Check for poor connections or loose terminals at the following locations:
- CMP Sensor
- PCM
- Engine Ground
- Body Ground
If connections and terminals are OK, go to next step. If connections and terminals are not OK, repair connections and terminals. Go to step 9 .
- Check for damage on the front camshaft pulley (CMP sensor pulse plate). If it is damaged, replace the front camshaft pulley (CMP sensor pulse plate). If it is OK, go to next step.
- Turn ignition off. Go to next step.
- Replace CMP sensor. Go to next step.
- Turn ignition on. With the Honda PGM tester or the HDS, do PCM RESET in the CLEAR menu. Do the PCM idle learn procedure. See PCM IDLE LEARN PROCEDURE . Go to next step.
- Check for Temporary DTCs or DTCs in the DTC menu. If DTC P0344 is set, check for poor connections or loose terminals at CMP sensor and PCM harness connector. Go to step 1 . If any other Temporary DTCs or DTCs are set, troubleshoot those indicated. If there are no Temporary DTCs or DTCs set, troubleshooting is complete.