1.CHECK LOW TIRE PRESSURE WARNING CONTROL UNIT

1. Check the input/output values of the low tire pressure warning control unit. Refer to Reference Value (GT-R certified NISSAN dealer).

Is the inspection result normal?
YES>>GO TO 3.
NO>>GO TO 2.
2.CHECK LOW TIRE PRESSURE WARNING CONTROL UNIT CIRCUIT
Check the circuits of the low tire pressure warning control unit. Refer to Diagnosis Procedure (GT-R certified NISSAN dealer).
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair or replace error-detected parts.
3.HARNESS INSPECTION

1. Turn the ignition switch OFF.
2. Disconnect the low tire pressure warning control unit harness connector and BCM harness connector.
3. Check the continuity between the terminals of the low tire pressure warning control unit harness connector and the BCM harness connector.

Low tire pressure warning control unit | BCM | Continuity
Connector | Terminal | Connector | Terminal
M14 | 30 | M122 | 110 | Existed

Is the inspection result normal?
YES>>Check the BCM. Refer to Exploded View.
NO>>Repair or replace error-detected parts.