Diagnosis Procedure
WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FRONT DOOR WOOFER CIRCUIT FOR OPEN
- Turn ignition switch OFF.
- Disconnect BOSE amp. harness connector and front door woofer LH or RH harness connector.
- Check the continuity between BOSE amp. harness connector and front door woofer LH or RH harness connector.FRONT DOOR WOOFER LH
BOSE amp. Front door woofer LH Continuity Connector Terminal Connector Terminal B53 13 D49 1 Existed 8 2 FRONT DOOR WOOFER RHBOSE amp. Front door woofer RH Continuity Connector Terminal Connector Terminal B53 3 D51 1 Existed 4 2
Is the inspection result normal?
YES
GO TO STEP 2 .
NO
Repair or replace malfunctioning parts.
- CHECK FRONT DOOR WOOFER CIRCUIT FOR SHORT TO GROUND
Check the continuity between front door woofer LH or RH harness connector and ground.
FRONT DOOR WOOFER LH(+) (-) Continuity Front door woofer LH Connector Terminal D49 1 Ground Existed 2 FRONT DOOR WOOFER RH(+) (-) Continuity Front door woofer RH Connector Terminal D51 1 Ground Existed 2 Is the inspection result normal?
YES
GO TO STEP 3 .
NO
Repair or replace malfunctioning parts.
- CHECK FRONT DOOR WOOFER CIRCUIT FOR SHORT TO POWER SUPPLY
- Turn ignition switch ON.
- Check the voltage between front door woofer LH or RH harness connector and ground.
FRONT DOOR WOOFER LH(+) (-) Voltage
(Approx.)Front door woofer LH Connector Terminal D49 1 Ground 0 V 2 FRONT DOOR WOOFER RH(+) (-) Voltage
(Approx.)Front door woofer RH Connector Terminal D51 1 Ground 0 V 2 Is the inspection result normal?
YES
Replace front door woofer LH or RH. Refer to REMOVAL AND INSTALLATION .
NO
Repair or replace malfunctioning parts.