FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Fault-Tracing Information






Fault-tracing

Checking for the fault
Check if the vehicle can be started without key or if any of the other keyless functions work correctly.





Is there a fault?

Yes - Checking communication with the Keyless vehicle module (KVM)

No - Fault-tracing information

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Replacing the control module
An internal problem has occurred in Keyless vehicle module (KVM). Replace the control module.

Other information





Continue - FAULT FOUND

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Checking communication with the Keyless vehicle module (KVM)
Check the communication with Keyless vehicle module (KVM) by using any service for vehicle communication.





Is communication established?

Yes - Downloading new software

No - Replacing the control module

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Fault-tracing information





Fault-tracing

Fault-tracing information
An intermittent problem has occurred in the component.
If the fault is intermittent, it has been registered previously but is no longer present. Intermittent problem may be due to interference at start of the component or may be another type of problem that can return at different times. The fault is evaluated depending on how it occurs. If the fault recurs, replace component.
In case of a permanent fault, replace component.
Remedy as necessary.

Continue - Fault-tracing information

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Fault-tracing information

FAULT FOUND - DONE

Attempt New Test - Fault-tracing information

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Attempt New Test - Checking for the fault

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Downloading new software
Try fixing the problem by downloading new software in Keyless vehicle module (KVM).
When downloading, codes for immobilizer function will also be downloaded to Keyless vehicle module (KVM).
Check after downloading if the vehicle can be started via the keyless function.





Is the function OK?

Yes - FAULT FOUND

No - Replacing the control module

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