Faulty Signal. Intermittent Fault

Faulty signal. Intermittent fault

Check




- Ignition off.
Check the connectors on the camshaft reset valve, control module and camshaft position (CMP) sensor. Check for contact resistance and oxidation according to Checking wiring and terminals. Intermittent faults Checking Wiring And Terminals. Intermittent Faults.
Check the engine oil quality, check for contaminants in particular.
Replace the engine oil if necessary.
Check engine oil pressure for unstable oil pressure.
Remove the camshaft reset valve.
Check the oil ducts for the camshaft reset valve and camshaft pulley in the cylinder head for blockages.
Remedy as necessary.

Other information:
- To check the oil pressure, see Oil pressure: Inspecting and replacing the oil pressure sensor Inspecting And Replacing Oil Pressure Sensor
- To access the control module, see Engine control module (ECM), replacing Replacing Engine Control Module (ECM)
- To access or replace the camshaft reset valve, see Replacing the variable valve timing (VVT) control valve Replacing Variable Valve Timing (VVT) Control Valve.





Select Continue when the fault has been remedied.

Continue - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
If the fault is intermittent, do not verify fault-tracing if the fault does not recur.
It is possible to view the information again, or leave fault-tracing for this diagnostic trouble code (DTC).

Do you want to view the information again?

Yes - Attempt New Test

No - FAULT FOUND

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Attempt New Test - Check

FAULT FOUND - DONE

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