Toyota Tundra Service Manual: Cannot Switch to Automatic ID Registration Mode

DESCRIPTION

When the tire pressure warning reset switch is turned on and off 3 times within 3 seconds (pressed → released → pressed → released → pressed → released), the tire pressure warning ECU and receiver switches to ID registration mode according to the automatic ID registration function.

When the system enters ID registration mode, the tire pressure warning light blinks 3 times as an answer back function.

The main body ECU (multiplex network body ECU) receives signals from the combination meter assembly via the CAN communication line.

WIRING DIAGRAM

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PROCEDURE

1.

CHECK TEST MODE (TIRE PRESSURE WARNING RESET SWITCH CHECK [DTC C2198/98])

(a) Perform the test mode inspection and check for the tire pressure warning reset switch check item (DTC C2198/98).

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NEXT

GO TO DTC C2198/98

    Initialization Switch (for Test Mode DTC) (C2198/98)

    Data List / Active Test

    See More:

    Toyota Tundra Service Manual > Can Communication System: System Diagram
    SYSTEM DIAGRAM 1. SYSTEM DIAGRAM (a) The CAN communication system is composed of 7 buses. CAN Main Bus Line Terminating Resistor CAN Branch Line * Gateway Function Equipped ECU Bus Monitoring Direction - - Connected to Code ECU/Sensor Name CAN DTC Storage Note - CGW Central Gateway ECU (Network Gate ...

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    Toyota Tundra Service Manual

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