TIRE PRESSURE WARNING SYSTEM, Diagnostic DTC:C2198/98

DTC Code DTC Name
C2198/98 Initialization Switch (for Test Mode DTC)

DESCRIPTION

During test mode, when the tire pressure warning reset switch is on, the tire pressure warning light comes on and when the tire pressure warning reset switch is off, the tire pressure warning light blinks at 0.125 second intervals.

DTC No. Detection Item DTC Detection Condition Trouble Area
C2198/98 Initialization Switch (for Test Mode DTC) Test mode procedure is performed.

  • Tire pressure warning reset switch

  • Wire harness or connector

  • Tire pressure warning ECU and receiver

WIRING DIAGRAM

B003J4BE53

CAUTION / NOTICE / HINT

Note


  • When replacing the tire pressure warning ECU and receiver, read the transmitter IDs stored in the old ECU using the GTS and write them down before removal.

  • It is necessary to perform initialization after registration Click here of the transmitter IDs into the tire pressure warning ECU and receiver if the ECU has been replaced.

PROCEDURE


  1. INSPECT TIRE PRESSURE WARNING RESET SWITCH


    1. Turn the ignition switch off.

    2. Remove the tire pressure warning reset switch.

      Click here

    3. Inspect the tire pressure warning reset switch.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE TIRE PRESSURE WARNING RESET SWITCH Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (TIRE PRESSURE WARNING RESET SWITCH - TIRE PRESSURE WARNING ECU AND RECEIVER)


    1. Disconnect the j3 tire pressure warning reset switch connector.

    2. Disconnect the N54 tire pressure warning ECU and receiver connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      N54-7 (CLSW) - j3-4 (INT) Always Below 1 Ω
      N54-7 (CLSW) or j3-4 (INT) - Body ground Always 10 kΩ or higher
      j3-1 (E) - Body ground Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE TIRE PRESSURE WARNING ECU AND RECEIVER Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR