Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Receiver Error (C2176)

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	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 and number of the transmitters (4 or 5) 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)

(a) Clear the DTCs.

Chassis > Tire Pressure Monitor > Clear DTCs

(b) Turn the power switch off.

Chassis > Tire Pressure Monitor > Trouble Codes

Result	Proceed to
C2176 is not output	A
C2176 is output	B

END

REPLACE TIRE PRESSURE WARNING ECU AND RECEIVER

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Tire Pressure Warning System(for Gasoline Model): Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected ...

Toyota Avalon (XX50) 2019-2022 Owners Manual