Open-Circuit
Open-circuit
Checking diagnostic trouble codes (DTCs)
- Ignition on
- Connector connected
- ECC control module connected.
Erase diagnostic trouble code (DTC).
Select Continue.
Continue - Checking diagnostic trouble codes (DTCs), continued
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Checking diagnostic trouble codes (DTCs), continued
- Ignition off
- Ignition on.
Read off diagnostic trouble code (DTC).
Does diagnostic trouble code (DTC) ECC-431 recur?
Yes - Replacing the component
No - Verification
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Replacing the component
- Replace the ECC control module according to Control module, climate Control Module, Climate.
Select "Continue" when the component has been replaced.
Continue - Self-adjustment of the damper motor end positions
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Self-adjustment of the damper motor end positions
- For further information about self-adjustment, see Self adjustment of damper motor limit positions Self Adjustment Of Damper Motor Limit Positions.
Activate the self-adjustment function by clicking on the VCT 2000 symbol.
Select "Continue" when self-adjustment is complete.
Continue - Verification
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Verification
Verification
Hint: Check after repair that the fault has been rectified.
- Ignition off.
- Connect the connectors, reinstall components etc.
- ECC control module connected.
- Ignition on.
- VCT 2000 connected to data link connector (DLC).
Establish communication with the ECC system.
Select Continue.
Continue - Verification, continued
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Verification, continued
Read off diagnostic trouble codes (DTCs).
Select Continue.
Continue - Verification, continued
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Verification, continued
Erase the diagnostic trouble codes (DTCs).
Select Continue.
Continue - Verification, continued
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Verification, continued
Check that diagnostic trouble codes (DTCs) do not recur.
Do the diagnostic trouble codes (DTCs) recur?
Yes - VERIFICATION FAILED
No - VERIFIED
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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 - FAULT-TRACING FAILED
No - Attempt New Test
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FAULT-TRACING FAILED - FAULT-TRACING FAILED
Attempt New Test - Checking diagnostic trouble codes (DTCs), continued
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