Red Indicator Remains On [08/2019 - ]: Procedure
WARNING: This page is about a different car, the 2022 Toyota Sequoia, 2021 Toyota Sequoia, and 2020 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DTC
- Turn the engine switch off.
- Connect the Techstream to the DLC3.
- Turn the engine switch on (IG) and wait for 10 seconds or more.
- Turn the Techstream on.
- Clear the DTCs.
Refer to DTC CHECK / CLEAR [08/2019 - ]
- Check for DTCs and check that no DTCs are output.
OK
No DTCs are output.
Result
Proceed to OK NG
Result:
NG
GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART [08/2019 - ]
Result:
OK
See step 2
- CHECK VEHICLE OPERATION HISTORY
- Check for vehicle control history and note any codes that are output.
Refer to VEHICLE CONTROL HISTORY [08/2019 - ]
Result
Result Proceed to No vehicle control history is output A Any vehicle control history is output B
Result:
B
GO TO VEHICLE CONTROL HISTORY. Refer to VEHICLE CONTROL HISTORY [08/2019 - ]
Result:
A
See step 3
- Check for vehicle control history and note any codes that are output.
- REPLACE DCM (TELEMATICS TRANSCEIVER)
- Replace the DCM (telematics transceiver) with a new one.
Refer to REMOVAL [08/2019 - ]
NOTE:- The engine switch must be off.
- Do not exchange the DCM (telematics transceiver) with one from another vehicle.
Result
Proceed to NEXT
Result:
NEXT
PERFORM DCM ACTIVATION. Refer to DCM ACTIVATION [08/2019 - ]
- Replace the DCM (telematics transceiver) with a new one.