Operation CHARM: Car repair manuals for everyone.

Checking Start of Climate Control Module (CCM)






Checking start of Climate control module (CCM)

Checking software
Climate control module (CCM) may have problems starting correct after the engine has started. Solve this by downloading new software to Engine control module (ECM).

Possible to download new software to the module?

Yes - Verification

No - Information

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Verification
Check that the Climate control module (CCM) starts correct after the engine has started.

Does the climate control system function as it should?

Yes - Procedure complete

No - Information

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Information




Information

Fault-tracing information
The fault must now be detected and remedied. As this is not the case, troubleshooting has failed.
Exit symptom symptom troubleshooting or try again.

Do you want to exit symptom troubleshooting?

Yes - Exit fault-tracing

No - Attempt New Test

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Attempt New Test - Checking software

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