Toyota Tundra Service Manual: Receiver Error (C2176/76)

DESCRIPTION

Tire pressure warning valve and transmitter signals are transmitted to the tire pressure warning ECU and receiver in the vehicle as radio waves.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Note
C2176/76	Receiver Error	Malfunction in the tire pressure warning ECU and receiver internal circuit	Tire pressure warning ECU and receiver	-

CAUTION / NOTICE / HINT

NOTICE:

When replacing the tire pressure warning ECU and receiver, read the transmitter IDs stored in the old ECU using the Techstream and write them down before removal.
It is necessary to perform initialization after registration of the transmitter IDs into the tire pressure warning ECU and receiver if the ECU has been replaced.

PROCEDURE

1.	CHECK DTC OUTPUT (C2176/76)

(a) Clear the DTCs.

Click here

(b) Turn the ignition switch off.

Click here

OK:

DTC C2176/76 is not output.

USE SIMULATION METHOD TO CHECK

REPLACE TIRE PRESSURE WARNING ECU AND RECEIVER

Toyota Tundra Service Manual > Tire Pressure Warning System: Cannot Switch to Automatic ID Registration Mode
DESCRIPTION When the tire pressure warning reset switch is turned on and off 3 times within 3 seconds (pressed → released → pressed → released → pressed → released), the tire pressure warning ECU and receiver switches to ID registration mode according to the automatic ID registration funct ...

Toyota Tundra Owners Manual