Tire Pressure Warning Light Circuit
Tire Pressure Warning Light CircuitDESCRIPTION
If the ECU detects trouble, the tire pressure warning light blinks (comes on after blinking for 1 minute) and tire pressure monitor is cancelled at the same time. At this time, the ECU records a DTC in the memory. Connect terminals TC and CG of DLC3 to make the tire pressure warning light blink and output the DTC.
WIRING DIAGRAM:
INSPECTION PROCEDURE
NOTICE:
- When replacing the tire pressure warning ECU, read the IDs stored in the old ECU using the intelligent tester and write them down before removal.
- It is necessary to perform initialization after registration of the transmitter IDs into the tire pressure warning ECU, after the ECU has been replaced.
Steps 1-2:
