Toyota Camry (XV70): Navigation / Multi Info Display

 Brake Warning Light Remains ON

DESCRIPTION This procedure is for troubleshooting when the brake system warning light (red indicator) remains on but no DTCs are output. The skid control ECU (brake actuator assembly) controls the brake system warning light (red indicator) in the combination meter assembly via CAN communication. W

 Check Bus 4 Lines for Short Circuit

DESCRIPTION There may be a short circuit between the CAN main bus lines and/or CAN branch lines when the resistance between terminals 22 (CA2H) and 7 (CA2L) of the central gateway ECU (network gateway ECU) is below 54 Ω. Symptom Trouble Area Resistance between terminals 22 (CA2H