Low Tire Pressure Indicator: Testing and Inspection

TIRE PRESSURE WARNING LAMP CIRCUIT

CIRCUIT DESCRIPTION

If the ECU detects trouble, the tire pressure warning lamp comes on and tire pressure monitor is cancelled at the same time. At this time, the ECU records a DTC in memory.

Connect terminals TC and CG of the DLC3 to make the tire pressure warning lamp blink and output the DTC.

Wiring Diagram:

Step 1:

INSPECTION PROCEDURE

NOTE: It is necessary to register an ID code after replacing the tire pressure monitor valve sub-assy and/or the tire pressure monitor ECU.

HINT: This procedure must be performed according to the PROBLEM SYMPTOMS TABLE.