FAIL-SAFE CHART FAIL-SAFE FUNCTION (a) When a malfunction occurs in the tire pressure warning system, the tire pressure warning light illuminates after blinking for 1 minute to inform the driver of the system failure. (b) As a result of this, tire pressure monitoring is disabled and a DTC is stored in the tire pressure warning ECU and receiver. (c) When there is a system malfunction, the output display according to the tire position turns off.  |
Toyota Tundra Service Manual > Trailer Brake Control System: Power Supply Voltage Circuit (C1241)
DESCRIPTION If a malfunction is detected in the power supply circuit, the trailer brake control ECU (brake control with bracket relay) stores this DTC. DTC No. Detection Item INF Code DTC Detection Condition Trouble Area C1241 Power Supply Voltage Circuit 81 82 INF Code: 81 (Low power supply voltage ...
