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. DTC Detection Condition Trouble Area
C2198/98 Test mode procedure is performed.

  • Tire pressure warning reset switch

  • Wire harness or connector

  • Tire pressure warning ECU and receiver

WIRING DIAGRAM

A01I3G3E02

INSPECTION PROCEDURE

Note


  • 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 Click here 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. A01I2D6E01
      Text in Illustration
      *a

      Component without harness connected

      (Tire Pressure Warning Reset Switch)
      *b On
      *c Off

      Disconnect the tire pressure warning reset switch connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 (INT) - 2 (E) On Below 1 Ω
      Off 10 kΩ or higher

    NG

    REPLACE TIRE PRESSURE WARNING RESET SWITCH Click here

    OK

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


    1. Disconnect the tire pressure warning reset switch I182 connector and tire pressure warning ECU and receiver O33 connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      O33-3 (CLSW) - I182-1 (INT) Always Below 1 Ω
      O33-3 (CLSW) - Body ground 10 kΩ or higher
      I182-2 (E) - Body ground Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE TIRE PRESSURE WARNING ECU AND RECEIVER Click here