Diagnosis Procedure
WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
Regarding Wiring Diagram information, refer to "WIRING DIAGRAM ".
- CHECK STEERING WHEEL AUDIO CONTROL SWITCH RESISTANCE
- Disconnect steering wheel audio control switch connector M102.
- Check resistance between steering switch connector terminals.
Terminal Signal name Condition Resistance (Ω) (Approx.) 16 17 Seek (down) Depress DOWN TRIANGLE switch. 165 Volume (down) Depress VOL down switch. 652 Power Depress PWR switch. 0 20 17 Seek (up) Depress Δ switch. 165 Volume (up) Depress VOL up switch. 652 Mode Depress MODE switch. 0
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Do the steering wheel audio control switches check OK?
YES: GO TO 2
NO: Replace steering wheel audio control switch. Refer to "REMOVAL AND INSTALLATION ".
- CHECK HARNESS
- Turn ignition switch OFF.
- Disconnect AV control unit connector M131 and spiral cable connector M30.
- Check continuity between AV control unit harness connector M131 (A) and spiral cable harness connector M30 (B).
A B Continuity Connector Terminal Connector Terminal M131 6 M30 24 Yes 15 31 16 32 - Check continuity between AV control unit connector 1312 (A) and ground.
A - Continuity Connector Terminal M131 6 Ground No 15 16
Are the continuity results as specified?
YES: GO TO 3
NO: Repair harness.
- SPIRAL CABLE CHECK
- Disconnect spiral cable connector M102.
- Check continuity between spiral cable harness connector M30 (A) and M102 (B).
A B Continuity Connector Terminal Connector Terminal M30 24 M102 20 Yes 31 17 32 16
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Is continuity present?
YES: Inspection End.
NO: Replace spiral cable. Refer to "REMOVAL AND INSTALLATION ".