Signal Too Low
Signal too low
Checking for permanent or intermittent faults
- Ignition on.
Check if the lamp in the power door mirror lights up and goes out.
Is the lamp in the power door mirror working?
Yes - Intermittent fault
No - Checking for short-circuits to ground
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Checking for short-circuits to ground
Check the cable between control module terminal #8B and power door mirror terminal #13. Check for a short-circuit to ground.
Check the ground lead between the control module terminal #10B and the power door mirror terminal #6.
Replace the cable if a fault is found.
Other information:
- Connecting the breakout box Connecting the Breakout Box
- Driver's door module / passenger door module (DDM/PDM), replacing Driver's Door Module/Passenger Door Module (DDM/PDM), Replacing
- Signal specification Pinout Values and Diagnostic Parameters
- Checking wiring and terminals Checking Wiring And Terminals.
Were any faults found in the cable?
Yes - Verification
No - Replacing the component
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Replacing the component
Check the bulb holder. Check for a short-circuit.
Remedy as necessary.
If no malfunction is found: Replace the bulb.
Other information
- Bulb ground lighting door mirror, replacing Bulb, Ground Lighting, Door Mirror, Replacing
Select Continue.
Continue - Verification
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Intermittent fault
Check the control module and power door mirror connectors. Check for contact resistance and oxidation. Check for loose connections.
Check the cable between control module terminal #8B and power door mirror terminal #13. Check for an intermittent short-circuit to ground. Check for an intermittent open-circuit.
Check the ground lead between the control module terminal #10B and the power door mirror terminal #6.
Check the bulb holder and bulb if no fault was found.
Other information:
- Connecting the breakout box Connecting the Breakout Box
- Signal specification Pinout Values and Diagnostic Parameters
- Bulb ground lighting door mirror, replacing Bulb, Ground Lighting, Door Mirror, Replacing
- Checking wiring and terminals Checking Wiring And Terminals.
Select Continue.
Continue - Fault-tracing information
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Verification
Verification
Verification
Hint: After carrying out the repair, check that the fault has been remedied.
- Ignition off
- Reconnect the components, connectors etc.
- Ignition on.
Check if the lamp in the power door mirror lights.
Does the lamp in the power door mirror light?
Yes - VERIFIED
No - VERIFICATION FAILED
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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 - No Fault Found
Attempt New Test - Checking for permanent or intermittent faults
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Fault-tracing information
Information
Fault-tracing information
If the fault is intermittent, do not verify fault-tracing if the fault does not recur.
It is possible to view the information again, or leave fault-tracing for this diagnostic trouble code (DTC).
Do you want to view the information again?
Yes - Attempt New Test
No - Fault Found
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FAULT FOUND - Fault Found
Attempt New Test - Checking for permanent or intermittent faults
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