DESCRIPTION This DTC is stored when a video or audio signal is interrupted due to battery voltage input to the navigation receiver assembly dropping temporarily.
WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following procedure. PROCEDURE
(b) Check that the battery voltage. Standard voltage: 11 to 14 V HINT: This display is updated once per second. As a result, it is normal for the display to lag behind the actual switch operation.
(a) Clear the DTCs (See page ). (b) Check for DTCs (See page ). OK: No DTCs are output. Result
(b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
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 ...