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

A01V6VSE39

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 (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. Remove the tire pressure warning reset switch.

      Click here

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


    1. Disconnect the tire pressure warning reset switch G71 connector and tire pressure warning ECU and receiver M11*1, *3 or M30*2 connector.


      • *1: for Air Bag Caution Label with "9L" Identification Mark

      • *2: except Air Bag Caution Label with "9L" Identification Mark for ECE-R64 Type

      • *3: except Air Bag Caution Label with "9L" Identification Mark for FMVSS138 Type

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

      Standard Resistance
      for Air Bag Caution Label with "9L" Identification Mark, except Air Bag Caution Label with "9L" Identification Mark for FMVSS138 Type
      Tester Connection Condition Specified Condition
      M11-3 (CLSW) - G71-1 Always Below 1 Ω
      M11-3 (CLSW) or G71-1 - Body ground Always 10 kΩ or higher
      G71-2 - Body ground Always Below 1 Ω
      except Air Bag Caution Label with "9L" Identification Mark for ECE-R64 Type
      Tester Connection Condition Specified Condition
      M30-3 (CLSW) - G71-1 Always Below 1 Ω
      M30-3 (CLSW) or G71-1 - Body ground Always 10 kΩ or higher
      G71-2 - 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