Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM10000000271WZ
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 -           ]
Title: AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM (for Knobless Radio and Display Receiver): B228231; Vehicle Speed Signal Circuit Open; 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]

DTC

B228231

Vehicle Speed Signal Circuit Open

DESCRIPTION

This DTC is stored when the radio and display receiver assembly detect difference between the GNSS speed and SPD pulse.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

Priority

B228231

Vehicle Speed Signal Circuit Open

When the GNSS position is stable and the vehicle speed is approximately 44 km/h or more, the vehicle speed pulse signal is not detected for 120 seconds or more.

(2 trip detection logic)
  • Radio and display receiver assembly
  • Meter/gauge system
  • Harness or connector

Navigation System

A

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed.

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM (for Knobless Radio and Display Receiver): PRECAUTION

PROCEDURE

1.

CHECK VEHICLE CONTROL HISTORY (RoB)

(a) Check vehicle control history (RoB)

(1) Using the GTS, check for vehicle control history (RoB).

Body Electrical > Navigation System > Utility

Tester Display

Vehicle Control History (RoB)

Result

Proceed to

Vehicle control history (RoB) X8023 is output

A

Vehicle control history (RoB) is not output

B
B

GO TO STEP 4

A

2.

CHECK OPTIONAL COMPONENTS

(a) Check that optional components are not installed.

Result

Proceed to

Optional components are installed

A

Optional components are not installed

B
B

GO TO STEP 4

A

3.

REMOVE OPTIONAL COMPONENTS

(a) Remove optional components.

(b) Turn the ignition switch off and back to ON.

NEXT

GO TO STEP 4

4.

CHECK VEHICLE SENSOR (VEHICLE SIGNAL CHECK)

HINT:

For enter diagnostic mode and screen transition, refer to Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM (for Knobless Radio and Display Receiver): DIAGNOSIS SYSTEM

(a) Enter diagnostic mode.

(1) Enter diagnostic mode.

(2) Select "Function Check/Setting" from the "Service Menu" screen.

(3) Select "Vehicle Signal" from the "Function Check/Setting I" screen.

(b) Vehicle signal check

(1) Drive the vehicle and confirm that the displayed Speed changes in accordance with the vehicle driving condition.

Result

Proceed to

Speed changes

A

Speed does not change

B
A

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; AUDIO / VIDEO: RADIO RECEIVER: REMOVAL 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]; AUDIO / VIDEO: RADIO RECEIVER: REMOVAL

B

5.

CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - RADIO AND DISPLAY RECEIVER ASSEMBLY)

(a) Disconnect the D21 combination meter assembly connector.

(b) Disconnect the I185 radio and display receiver assembly connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

D21-8 (+S) - I185-17 (SPD)

Always

Below 1 Ω

D21-8 (+S) or I185-17 (SPD) - Body ground

Always

10 kΩ or higher
OK

GO TO METER / GAUGE SYSTEM 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM (except 12.3 Inch Display): HOW TO PROCEED WITH TROUBLESHOOTING 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM (except 12.3 Inch Display): HOW TO PROCEED WITH TROUBLESHOOTING

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR