Not Connected or Communication Problems. Intermittent Fault

Not connected or communication problems. Intermittent fault

Checking contact resistance, oxidation and wiring
Remedy the amplifier and head unit/audio control module connectors for contact resistance and oxidation according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.
Check the cable between the amplifier #D6 and head unit/audio control module (AUM) #E6 for an intermittent open-circuit according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.
Remedy as necessary.

Other information:
- To access/replace the amplifier, see Windshield antenna / amplifier, CD player, replacing Windshield Antenna / Amplifier, CD Player, Replacing.
- To access/replace head unit/audio control module , see Radio cassette player, replacing Radio Cassette Player, Replacing.
- To connect the breakout box, see Connecting the breakout box, Audio control module Connecting the Breakout Box.
- For information about signals and connectors, see Signal specification, audio control module Signal Specification and Signal specification, audio control module Signal Specification.









Continue - DONE

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