Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001ES1I
Model Year Start: 2019 Model: RAV4 Prod Date Range: [11/2018 - 10/2022]
Title: TIRE PRESSURE MONITORING: TIRE PRESSURE WARNING SYSTEM: C2198; Initialization Switch (for Test Mode DTC); 2019 - 2022 MY RAV4 RAV4 HV [11/2018 - 10/2022]

DTC

C2198

Initialization Switch (for Test Mode DTC)

DESCRIPTION

The switch circuit inside the combination meter assembly turns on and off according to the steering pad switch assembly operation.

During test mode, the tire pressure warning light blinks at 0.125 second intervals when "Set Pressure" is selected on the multi-information display, and illuminates when the "OK" switch (steering pad switch assembly) is pressed.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Note

C2198

Initialization Switch (for Test Mode DTC)

Test mode procedure is performed.

  • Steering pad switch assembly
  • Spiral cable sub-assembly
  • Wire harness or connector
  • Tire pressure warning ECU and receiver

-

WIRING DIAGRAM

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 2019 - 2021 MY RAV4 RAV4 HV [11/2018 - 12/2021]; TIRE PRESSURE MONITORING: TIRE PRESSURE WARNING SYSTEM: INITIALIZATION 2022 - 2024 MY RAV4 RAV4 HV [12/2021 -        ]; TIRE PRESSURE MONITORING: TIRE PRESSURE WARNING SYSTEM: INITIALIZATION after registration 2019 MY RAV4 RAV4 HV [11/2018 - 10/2019]; TIRE PRESSURE MONITORING: TIRE PRESSURE WARNING SYSTEM: REGISTRATION 2020 - 2021 MY RAV4 RAV4 HV [10/2019 - 12/2021]; TIRE PRESSURE MONITORING: TIRE PRESSURE WARNING SYSTEM: REGISTRATION 2022 - 2024 MY RAV4 RAV4 HV [12/2021 -        ]; TIRE PRESSURE MONITORING: TIRE PRESSURE WARNING SYSTEM: REGISTRATION of the transmitter IDs into the tire pressure warning ECU and receiver if the ECU has been replaced.

PROCEDURE

1.

INSPECT STEERING PAD SWITCH ASSEMBLY

(a) Remove the steering pad switch assembly.

Click here 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]; STEERING COLUMN: STEERING PAD SWITCH: REMOVAL 2019 MY RAV4 RAV4 HV [02/2019 - 10/2019]; STEERING COLUMN: STEERING PAD SWITCH: REMOVAL 2020 MY RAV4 RAV4 HV [10/2019 - 08/2020]; STEERING COLUMN: STEERING PAD SWITCH: REMOVAL 2021 MY RAV4 RAV4 HV [08/2020 - 12/2021]; STEERING COLUMN: STEERING PAD SWITCH: REMOVAL 2022 MY RAV4 RAV4 HV [12/2021 - 10/2022]; STEERING COLUMN: STEERING PAD SWITCH: REMOVAL

(b) Inspect the steering pad switch assembly.

Click here 2019 - 2020 MY RAV4 RAV4 HV [11/2018 - 08/2020]; STEERING COLUMN: STEERING PAD SWITCH: INSPECTION 2021 - 2024 MY RAV4 RAV4 HV [08/2020 -        ]; STEERING COLUMN: STEERING PAD SWITCH: INSPECTION

NG

REPLACE STEERING PAD SWITCH ASSEMBLY 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]; STEERING COLUMN: STEERING PAD SWITCH: REMOVAL 2019 MY RAV4 RAV4 HV [02/2019 - 10/2019]; STEERING COLUMN: STEERING PAD SWITCH: REMOVAL 2020 MY RAV4 RAV4 HV [10/2019 - 08/2020]; STEERING COLUMN: STEERING PAD SWITCH: REMOVAL 2021 MY RAV4 RAV4 HV [08/2020 - 12/2021]; STEERING COLUMN: STEERING PAD SWITCH: REMOVAL 2022 MY RAV4 RAV4 HV [12/2021 - 10/2022]; STEERING COLUMN: STEERING PAD SWITCH: REMOVAL

OK

2.

INSPECT SPIRAL CABLE SUB-ASSEMBLY

(a) Remove the spiral cable sub-assembly.

Click here 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: REMOVAL 2019 MY RAV4 RAV4 HV [02/2019 - 10/2019]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: REMOVAL 2020 MY RAV4 RAV4 HV [10/2019 - 08/2020]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: REMOVAL 2021 MY RAV4 RAV4 HV [08/2020 - 12/2021]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: REMOVAL 2022 MY RAV4 RAV4 HV [12/2021 - 10/2022]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: REMOVAL

(b) Inspect the spiral cable sub-assembly.

Click here 2019 - 2020 MY RAV4 RAV4 HV [11/2018 - 08/2020]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: INSPECTION 2021 - 2024 MY RAV4 RAV4 HV [08/2020 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: INSPECTION

NG

REPLACE SPIRAL CABLE SUB-ASSEMBLY 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: REMOVAL 2019 MY RAV4 RAV4 HV [02/2019 - 10/2019]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: REMOVAL 2020 MY RAV4 RAV4 HV [10/2019 - 08/2020]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: REMOVAL 2021 MY RAV4 RAV4 HV [08/2020 - 12/2021]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: REMOVAL 2022 MY RAV4 RAV4 HV [12/2021 - 10/2022]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: REMOVAL

OK

3.

CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - COMBINATION METER ASSEMBLY)

(a) Disconnect the G20 spiral cable sub-assembly connector.

(b) Disconnect the G18 combination meter assembly connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

G20-11 (+DP) - G18-32 (MSM+)

Always

Below 1 Ω

G20-11 (+DP) or G18-32 (MSM+) - Body ground

Always

10 kΩ or higher

G20-10 (+DP2) - G18-15 (MSTI)

Always

Below 1 Ω

G20-10 (+DP2) or G18-15 (MSTI) - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

4.

CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - TIRE PRESSURE WARNING ECU AND RECEIVER)

(a) Disconnect the M8 tire pressure warning ECU and receiver connector.

(b) Disconnect the G19 combination meter assembly connectors.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

M8-3 (CLSW) - G19-24 (INT)

Always

Below 1 Ω

M8-3 (CLSW) or G19-24 (INT) - Body ground

Always

10 kΩ or higher

G18-23 (ES) - Body ground

Always

Below 1 Ω

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

5.

CHECK TERMINAL VOLTAGE (INT)

(a) Connect the M8 tire pressure warning ECU and receiver connector.

(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

G19-24 (INT) - Body ground

Ignition switch ON

8 to 15 V

*a

Front view of wire harness connector

(to Combination Meter Assembly)

OK

GO TO METER / GAUGE SYSTEM

NG

REPLACE TIRE PRESSURE WARNING ECU AND RECEIVER