Signal Too Low

Signal too low

Checking signal from immobilizer




- Ignition off.
Connect a voltmeter between control module #A11 and ground.

Other information:
- The voltage between control module #A11 and ground should be battery voltage with the ignition off.









Is the reading OK?

Yes - Intermittent

No - Checking cables

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Checking cables
Check cable between control module #A11 and immobilizer control module #7 for a short-circuit to ground according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.










Continue - Verification

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Verification

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




- Ignition off.








- Reinstall connectors, components etc.
- Connect a voltmeter between control module #A11 and ground.
Other information:
- The voltage between control module #A1 and ground should be battery voltage with the ignition off.

Is the reading OK?

Yes - FAULT FOUND

No - Fault-tracing information

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Fault-tracing information
Verification indicates that the fault persists.

Do you want to repeat fault-tracing?

Yes - Checking signal from immobilizer

No - No Fault Found

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Intermittent
Check cable between control module #A11 and immobilizer control module #7 for an intermittent short-circuit to ground according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.










Continue - Fault-tracing information

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Fault-tracing information
If the fault is intermittent, do not verify fault-tracing if the fault does not recur.

Do you want to repeat fault-tracing?

Yes - Checking signal from immobilizer

No - No Fault Found

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