Operation CHARM: Car repair manuals for everyone.

Signal Too High






Signal too high

Checking the wiring
Check the cable between engine control module (ECM) terminal #B23 (#C23) and leak diagnostic unit terminal #2. Check for a short-circuit to supply voltage.
Remedy as necessary.

Other information
- Connecting the breakout box Connecting The Breakout Box, Engine Control Module (ECM)
- Signal specification Signal Specification, Engine Control Module (ECM)
- Leak diagnostic pump Service and Repair
- Checking wiring and terminals Checking Wiring and Terminals










Continue - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
After this fault tracing, verification is carried out by starting the quick tank system test under DIAGNOSTICS/VEHICLE COMMUNICATION.
The information can be displayed again or fault-tracing this fault can be interrupted.

Do you want to view the information again?

Yes - Attempt New Test

No - Fault Found

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Attempt New Test - Checking software

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Checking software




- Ignition on.
Click on the VCT2000 symbol to start the read out and check the software version in the Engine control module (ECM).









Continue - Checking the wiring

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