Signal Too High. Intermittent Fault

Signal too high. Intermittent fault

Checking the wiring and component




- Ignition off.
Check the cable between car-phone handset D4 (terminal #35) and car-phone module A12 (terminal #12) for a short-circuit to supply voltage according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.
Try replacing the car-phone handset if no fault is found in the wiring.
Remedy as necessary.

Other information:
- To access and replace the handset, see Replacing the handset Replacing the Handset
- To access or replace the car-phone module, see Telephone module/-control module (PHM), changing Service and Repair
- To connect the breakout box, see Connecting the breakout box. Car phone module Connecting the Breakout Box
- For information about signals and connectors, see Signal description. Phone module (PHM) Signal Specification.













Continue - Fault-tracing information

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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).

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Attempt New Test - Checking the wiring and component

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