DTC Diagnosis Procedure
WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK REAR AIR CONTROL POWER SUPPLY
- Turn ignition switch OFF.
- Disconnect rear air control connector.
- Turn ignition switch ON.
- Check voltage between rear air control harness connector and ground.
+
-
Voltage
(Approx.)
Rear air control
Connector
Terminal
R3
6
Ground
5 V
Is the inspection result normal?
YES
GO TO 2.
NO
Repair harness or connector between rear air control and front air control.
- CHECK REAR AIR CONTROL GROUND CIRCUIT
- Turn ignition switch OFF.
- Check continuity between rear air control harness connector and ground.
Rear air control
--
Continuity
Connector
Terminal
R3
12
Ground
Yes
Is the inspection result normal?
YES
Replace rear air control. Refer to Removal and Installation - Rear Air Control (If Equipped) .
NO
Repair harness or connector.