Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM1000000026PHN
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 - 11/2022]
Title: TELEMATICS: TELEMATICS SYSTEM (for Gasoline Model): Warning Notification Function Malfunction; 2023 MY Corolla Corolla Hatchback GR Corolla [09/2022 - 11/2022]

Warning Notification Function Malfunction

PROCEDURE

1.

CHECK PROBLEM SYMPTOM (WARNING NOTIFICATION FUNCTION)

(a) Check the problem symptom.

(1) Check the problem symptom of the warning notification function.

Result

Proceed to

The multi-display screen does not show a warning message even though a warning light turns on or the multi-information display indicates a warning.

A

The multi-display screen shows a warning message even though a warning light is not on and the multi-information display does not indicate a warning.

B

The multi-display screen shows a warning message different from the warning light or the multi-information display.

HINT:

  • The warning notification function sends information to the service center through communication.
  • Carefully confirm the conditions that caused the malfunction in order to determine if a temporary problem with the radio wave signal conditions caused the malfunction.
B

GO TO STEP 7

A

2.

INSPECT WARNING LIGHT

(a) Check if the indicated warning light or message is listed in the following table.

HINT:

  • Only messages listed in the table are included in the warning notification function.
  • The warning names may differ from the items displayed on the multi-display.

for TMC Made

Warning Name

Check engine warning

Hybrid control system warning

Brake system warning

ABS warning

VSC warning

ECB warning

Air suspension warning

KDSS warning

MTS warning

ARS warning

EPS warning

VGRS warning

Charging system warning

Airbag warning

PUH system warning

GOS warning

Brake override system warning

Smart system warning

Grille shutter warning

Automatic headlight beam level control system warning

AFS warning

LED headlight warning

AZB warning

Shift by wire warning

AT oil temp sensor warning

4WD warning

Tire pressure system warning

active stabilizer warning

Electric parking brake warning

Auto hold warning

Reversal control windshield wiper warning

Vehicle proximity notification warning

Stop and start system warning

Secondary collision brake warning

IPA system warning

Engine maintenance waring

GPF warning

Electric mirror system warning

IMT system warning

Auto park pilot warning

ASL warning

TBC warning

Multi weather light system warning

Secondary battery warning

Engine oil level warning

Brake fluid level warning

Engine oil pressure warning

Tire pressure low warning

Washer fluid level warning

Oil maintenance pre-warning

Oil maintenance demand warning

High coolant temperature warning

Battery diagnosis requirement

Battery diagnosis requirement output is being limited

Start prohibition notification

Hot water temp warning

Motor inverter hot temperature warning

Battery cooling fan maintenance warning

SLMD warning

Towing prohibited warning

Engine oil maintenance remainder warning

Forget to turn off the engine

ADS warning

Solar system warning

Integration system warning

Rear side radar warning

Parking support system warning

Driver monitor warning

Active front spoiler warning

TVD system warning

e-Latch system warning

Fingerprint authentication system warning

Power running board warning

PSD unit component replacement warning

Pedestrian protection device deployment

Face ID camera malfunction

GPF maintenance warning

Transmission system warning

Stabilizer disconnect mechanism malfunction

for TMMMS Made

Warning Name

Engine warning

Brake system warning

VSC warning

ABS warning

Power steering system warning

Charging system warning

Airbag warning

Pre-collision system warning

Cruise warning

Drive start control system

Brake override system warning

Smart key system warning

Intelligent Adaptive Front-lighting System (AFS)

Automatic headlight beam level control system warning

Automatic high beam system warning

LED headlight warning

Tire pressure system warning

Electric parking brake warning

Auto hold warning

Blind spot monitor system warning

Intelligent manual transmission system warning

Secondary collision brake warning

Lane tracing assist system warning

Lane departure alert system warning

Road sign assist system warning

Rear cross traffic alert system warning

Engine oil level warning

Brake fluid warning

Engine oil pressure warning

Tire pressure low warning

Washer fluid level warning

High coolant temperature warning

Engine maintenance warning

Engine oil maintenance warning

Result

Proceed to

Warning light or message is listed in the table.

A

Warning light or message is not listed in the table.

B
B

END
A

3.

CHECK CAN COMMUNICATION SYSTEM

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to On.

(c) Turn the Techstream on.

(d) Enter the following menus: Bus Check.

(e) Check that all ECUs and sensors that use CAN communication are connected.

for TMC Made: Click here 2023 MY Corolla Corolla Hatchback GR Corolla [09/2022 - 11/2022]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model TMC Made): DIAGNOSIS SYSTEM

for TMMMS Made: Click here 2023 MY Corolla Corolla Hatchback GR Corolla [09/2022 - 11/2022]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model except TMC Made): DIAGNOSIS SYSTEM

Result

Proceed to

There are no connection problems.

A

There is a connection problem.

B
B

GO TO CAN COMMUNICATION SYSTEM

for TMC Made: Click here 2023 MY Corolla Corolla Hatchback GR Corolla [09/2022 - 11/2022]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model TMC Made): HOW TO PROCEED WITH TROUBLESHOOTING

for TMMMS Made: Click here 2023 MY Corolla Corolla Hatchback GR Corolla [09/2022 - 11/2022]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model except TMC Made): HOW TO PROCEED WITH TROUBLESHOOTING

A

4.

CHECK METER WARNING LIGHT

(a) Check that the warning light of the combination meter assembly illuminates and a message displays on the multi-information display when there is a malfunction, and do not when there is not a malfunction.

OK:

There are no problems with warning lights or warning messages.

HINT:

The warning notification function of the telematics system uses the warning notification signals sent and received by the meter/gauge system. Therefore, if the meter/gauge system is not operating normally, the warning notification function will not operate normally.

Result

Proceed to

OK (w/ Navigation System)

A

OK (w/Audio and Visual System)

B

NG

C
B

GO TO STEP 6

C

GO TO METER / GAUGE SYSTEM

except 12.3 Inch Display: Click here 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

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

A

5.

CHECK NAVIGATION SYSTEM

(a) Check if the navigation system is operating and functioning normally.

OK:

The navigation system is normal.

OK

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

NG

GO TO NAVIGATION SYSTEM

6.

CHECK AUDIO AND VISUAL SYSTEM

(a) Check if the audio and visual system is operating and functioning normally.

OK:

The audio and visual system is normal.

OK

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

NG

GO TO AUDIO AND VISUAL SYSTEM

for Dual Knob Type: Click here 2019 - 2023 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 11/2022]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM (for Gasoline Model with Dual Knob Type): HOW TO PROCEED WITH TROUBLESHOOTING

for Single Knob Type: Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM (for 8 Inch Display Type (w/ Single Knob Type) or 10.5 Inch Display Type): HOW TO PROCEED WITH TROUBLESHOOTING

7.

CHECK METER WARNING LIGHT

(a) Check that the warning light of the combination meter assembly illuminates and a message displays on the multi-information display when there is a malfunction, and do not when there is not a malfunction.

OK:

There are no problems with warning lights or warning messages.

HINT:

The warning notification function of the telematics system uses the warning notification signals sent and received by the meter/gauge system. Therefore, if the meter/gauge system is not operating normally, the warning notification function will not operate normally.

OK

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

NG

GO TO METER / GAUGE SYSTEM

except 12.3 Inch Display: Click here 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

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