Operation CHARM: Car repair manuals for everyone.

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

-------------------------------------------------

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 Door Module (DDM) / Passenger Door Module (PDM)
- Driver's door module / passenger door module (DDM/PDM), replacing Driver Door Module (DDM)
- Checking wiring and terminals Checking Wiring And Terminals.





Were any faults found in the cable?

Yes - Verification

No - Replacing the component

-------------------------------------------------

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, door mirror, ground lighting Bulb, Door Mirror, Ground Lighting

Continue - Verification

-------------------------------------------------

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, Driver Door Module (DDM) / Passenger Door Module (PDM)
- Bulb, door mirror, ground lighting Bulb, Door Mirror, Ground Lighting
- Checking wiring and terminals Checking Wiring And Terminals.





Continue - Fault-tracing information

-------------------------------------------------

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

------------------------

VERIFIED - FAULT FOUND

VERIFICATION FAILED - Fault-tracing information

-------------------------------------------------

Fault-tracing information

FAULT-TRACING FAILED - No Fault Found

Attempt New Test - Checking for permanent or intermittent faults

-------------------------------------------------

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

------------------------

Attempt New Test - Checking for permanent or intermittent faults

-------------------------------------------------