Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Tire Pressure Warning Light Circuit

DESCRIPTION

If the tire pressure warning ECU and receiver detects any problems, the tire pressure warning light blinks for 1 minute then illuminates, and tire pressure monitoring is disabled at the same time.

CAUTION / NOTICE / HINT

NOTICE:

  • When replacing the tire pressure warning ECU and receiver, first use the GTS to record all of the current IDs and registered tires with transmitters of the tire pressure warning valve and transmitter registered to the tire pressure warning ECU and receiver.
  • 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.

    for Registration:

    Click here

    for Initialization:

    Click here

PROCEDURE

1.

CHECK FOR DTC (CAN COMMUNICATION SYSTEM)

(a) Check if CAN communication system DTCs are output.

  • for Gasoline Model: Click here
  • for HEV Model: Click here

Result

Proceed to

DTCs are not output

A

DTCs are output

B

B

GO TO CAN COMMUNICATION SYSTEM

  • for Gasoline Model: Click here
  • for HEV Model: Click here

A

2.

CHECK COMBINATION METER ASSEMBLY

(a) Inspect the combination meter assembly.

Click here

OK

REPLACE TIRE PRESSURE WARNING ECU AND RECEIVER

NG

GO TO METER / GAUGE SYSTEM

    READ NEXT:

     Tire Position Not Identified

    DESCRIPTION The tire pressure warning ECU and receiver identifies the tire position for each tire pressure warning valve and transmitter according to the wheel speed signals from the skid control

     Tire Pressure Warning Valve (for Aluminum Wheel Type)

     Removal

    REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) Procedure Part Name Code 1 WHEEL ASSEMBLY -

    SEE MORE:

     Removal

    REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) Procedure Part Name Code 1 FRONT DOOR SCUFF PLATE RH 67913 - - - 2 COWL SIDE TRIM SUB-ASSEMBLY RH 62111C - - - 3 FRONT DOOR OPENING TRIM WEATHERSTRIP RH

     Fuel Pump Control General Electrical Failure (P12D501)

    DESCRIPTION Refer to DTC P062712. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note P12D501 Fuel Pump Control General Electrical Failure When the fuel pump control ECU operation duty ratio is 3 to 65%, the fuel pump control ECU

    © 2020-2026 Copyright www.tcorollacross.com PT NL