Toyota Tacoma 2015-2018 Service Manual: Sending Malfunction (Navigation to APGS) (U0073,U0100,U0129,U0140,U0155,U0164)

Toyota Tacoma 2015-2018 Service Manual / Navigation / Multi Info Display / Navigation System / Sending Malfunction (Navigation to APGS) (U0073,U0100,U0129,U0140,U0155,U0164)

DESCRIPTION

These DTCs are stored when a malfunction occurs in the CAN communication circuit.

DTC Code	DTC Detection Condition	Trouble Area
U0073	CAN bus connection error	CAN communication system
U0100	CAN reception error
U0129	CAN reception error
U0140	CAN reception error
U0155	CAN reception error
U0164	CAN reception error

PROCEDURE

1.	CHECK FOR DTC

(a) Clear the DTCs (See page (b) Recheck for DTCs and check that no DTCs are output (See page ).

(b) Recheck for DTCs and check that no DTCs are output (See page OK: ).

OK:

No DTCs are output.

USE SIMULATION METHOD TO CHECK

GO TO CAN COMMUNICATION SYSTEM

Speaker Output Short (B15C3)

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Stereo Component Amplifier Disconnected (B15D3)

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Other materials:

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DESCRIPTION When the CAN bus main lines are normal (no open, short to ground, short to +B or short between lines) and there is an ECU or sensor on the "Communication Bus Check" screen that is indicated as not communicating or whose connection status on the "Communication Bus Ch ...

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