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 > Can Communication System: Lost Communication with "Door Control Module A" (U0199)
    DESCRIPTION DTC No. DTC Detection Condition Trouble Area U0199 There is no communication from the outer mirror control ECU assembly LH. Outer mirror control ECU assembly LH CAN branch wire or connector Power source or inside of outer mirror control ECU assembly LH Outer mirror control ECU assembly L ...

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