Signal Too High. Permanent Fault

Signal too high. Permanent fault

Checking component and wiring
Check the cable between control module #A38 (#A38) and turbocharger (TC) control valve #2 for a short-circuit to supply voltage according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.
Remedy as necessary.

Other information:
- To connect the breakout box, see Connecting the breakout box, B5234T9, B5244T7 Connecting The Breakout Box.
- For information about signals, see Signal specification Signal Specifications.
- To access/replace the turbocharger (TC) control valve, see Replacing the turbocharger (TC) control valve, B5234T9, B5244T7 Replacing the Turbocharger (TC) Control Valve.
- Turbocharger (TC) control valve #1 has Ubat power supply from the system relay.














Continue - Verification

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Verification




Verification

Hint: After carrying out the repair, check that the fault has been remedied.




- Ignition off.
- Reinstall connectors, components etc.
- Ignition on.
- Activate turbocharger (TC) control valve
- A click should be heard from the turbocharger (TC) control valve.
- Check that the function is OK.









Is function OK ?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFIED - FAULT FOUND

VERIFICATION FAILED - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
The fault should have been detected and remedied. As this is not the case fault-tracing has failed.
Exit fault-tracing for this diagnostic trouble code (DTC) or make another attempt.

Do you want to exit fault-tracing?

Yes - Exit fault-tracing

No - Attempt New Test

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Attempt New Test - Checking component and wiring

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