TRCM_a048 — Vin Mismatch

Full alert identifier: TRCM_a048_vinMismatch

Message shown in the car

Safety restraint system issue Service is required

Alert description

Vehicle Identification Number (VIN) stored does not match received from vehicle. This alert indicates a mismatch between the VIN stored in the Restraint Control Module and the VIN received from the vehicle gateway.

Potential impact

The Safety Restraint System may not perform as designed due to incorrect vehicle identification information.

Set condition

The Restraint Control Module stored VIN does not match the gateway VIN, indicating a configuration error or component replacement.

Clear condition

The VIN learn routine is successfully run and the RCM updates its stored VIN to match the gateway VIN.

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of TRCM_a048.

TRCM_a047 — Vin Not Learned TRCM_a047_vinNotLearned Vehicle Identification Number (VIN) initial configuration is not complete. This alert indicates that the Restraint Control Module has not learned the VIN of the vehicle, which is required for proper system operation.
TRCM_a098 — DIR MIA TRCM_a098_DIR_MIA One or more of the messages the vehicle controller receives periodically from the rear drive inverter (DIR) electronic control unit (ECU) is not received, indicating the DIR ECU may be unavailable (MIA).
TRCM_a108 — DIF MIA TRCM_a108_DIF_MIA One or more of the messages the vehicle controller receives periodically from the front drive inverter (DIF) electronic control unit (ECU) is not received, indicating the DIF ECU may be unavailable (MIA).
TRCM_a113 — UI MIA TRCM_a113_UI_MIA One or more of the expected CAN messages from UI were not received.
TRCM_a059 — Input Resistance High TRCM_a059_inputResistanceHigh A large voltage drop is detected in the input power to the vehicle controller, indicating the resistance on the input power feed to the vehicle controller is higher than expected.

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