Low Tire Pressure Warning Lamp Does Not Come On When Ignition Switch Is Turned On

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

The Signal Tech II Tool [- (J-50190)] can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.

Activate and display TPMS sensor IDs
Display tire pressure reported by the TPMS sensor
Read TPMS DTCs
Register TPMS sensor IDs

PERFORM SELF DIAGNOSTIC RESULT

With CONSULT

Perform Self Diagnostic Result.

Is DTC U1000 detected?

YES

Refer to TROUBLE DIAGNOSIS FLOW CHART .

NO

GO TO STEP 2

CHECK COMBINATION METER

Check combination meter operation. Refer to CONSULT FUNCTION (METER/M&A) .

Is the inspection result normal?

YES

GO TO STEP 3

NO

Replace combination meter. Refer to REMOVAL AND INSTALLATION .

CHECK LOW TIRE PRESSURE WARNING LAMP

Disconnect BCM harness connector.

Does the low tire pressure warning lamp activate?

YES

Replace BCM. Refer to REMOVAL AND INSTALLATION .

NO

Check combination meter operation.