Faulty Signal

Faulty signal

Checking components and connectors
Check the engine control module (ECM) connector. Check for contact resistance and oxidation.
Check for air leakage in the intake system.

Hint: The fault may be due to a defective engine control module (ECM). The engine control module (ECM) may be defective if the above fault tracing and corrective action does not remedy the fault.

Remedy as necessary.

Other information
- To access or replace the engine control module (ECM), see Engine control module (ECM), replacing Service and Repair
- To check for air leakage, see Check for air leaks in the intake system Air Leaks in the Intake System, Checking
- Checking wiring and terminals Checking Wiring And Terminals









Continue - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
In case of this defect, troubleshooting is not followed by verification.
The information can be displayed again or the fault-tracing for this fault can be interrupted.

Do you want to view the information again?

Yes - Attempt New Test

No - Exit fault-tracing

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Attempt New Test - Checking components and connectors

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