Toyota Tundra Service Manual: Diagnostic Trouble Code Chart

Toyota Tundra Service Manual / Power Source, Network / Multiplex Communication / Lin Communication System / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

HINT:

If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

LIN Communication System

DTC Code	Detection Item	See page
B1206	P/W Master Switch Communication Stop
B1273	Sliding Roof ECU Communication Stop
B2321	Driver Side Door ECU Communication Stop
B2322	Front Passenger Side Door ECU Communication Stop
B2325	LIN Communication Bus Malfunction

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Toyota Tundra Service Manual > Can Communication System: Open in One Side of Bus 3 Branch Line
DESCRIPTION If an ECU or sensor is not displayed on the "CAN Bus Check" screen of the Techstream and some ECUs and sensors repeatedly appear and disappear from the screen when the CAN main bus lines are normal (there is no open, short, short to +B or short to GND in the main bus lines), there may be ...

Toyota Tundra Service Manual: Diagnostic Trouble Code Chart

Data List / Active Test

Dtc Check / Clear

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Toyota Tundra Owners Manual

Toyota Tundra Service Manual