C2176

TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: C2176/76: Receiver Error

DTC C2176/76 - Receiver Error

DESCRIPTION

The signals are transmitted to the tire pressure warning antenna and receiver on the body as radio waves and then sent to the tire pressure warning ECU.






WIRING DIAGRAM





INSPECTION PROCEDURE
NOTICE:
- When replacing the tire pressure warning ECU, read the IDs stored in the old ECU using a Techstream and write them down before removal.
- It is necessary to perform registration Programming and Relearning of the transmitter IDs into the tire pressure warning ECU after the ECU has been replaced.

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (ECU - RECEIVER)




(a) Disconnect the E74 ECU connector.
(b) Disconnect the L23 receiver connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
2. CHECK TIRE PRESSURE WARNING ECU




(a) Turn the ignition switch to ON.
(b) Measure the voltage according to the value(s) in the table below.
Standard voltage:






NG -- REPLACE TIRE PRESSURE WARNING ECU
OK -- REPLACE TIRE PRESSURE WARNING ANTENNA AND RECEIVER