Toyota Tundra Service Manual: Fail-safe Chart

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.

    ECU Power Source Circuit

    How To Proceed With Troubleshooting

    See More:

    Toyota Tundra Service Manual > Audio And Visual System: Terminals Of Ecu
    TERMINALS OF ECU 1. RADIO AND DISPLAY RECEIVER ASSEMBLY Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition J137-1 (FR+) - J137-7 (GND1) LA-LG - BR Sound signal (Front right) Audio system playing A waveform synchronized with sound is output J137-2 (FL+) - J137-7 (GN ...

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