Toyota Tundra Service Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Blind Spot Monitor System

DTC Code

Detection Item

See page

C1A45

Vehicle Speed Sensor

C1A46

Yaw Rate Sensor

C1A47

Steering Angle Sensor

C1AB0

Short to +B in Outer Mirror Indicator(Master)

C1AB1

Short to +B in Outer Mirror Indicator(Slave)

C1AB2

Short to GND in Outer Mirror Indicator(Master)

C1AB3

Short to GND in Outer Mirror Indicator(Slave)

C1AB4

Open in Outer Mirror Indicator(Master)

C1AB5

Open in Outer Mirror Indicator(Slave)

C1AB6

Blind Spot Monitor Master Module

C1AB7

Blind Spot Monitor Slave Module

C1AB8

Destination Information Undefined

C1ABB*

Blind Spot Monitor Master Module Beam Axis Inspection Incomplete

C1ABC*

Blind Spot Monitor Slave Module Beam Axis Inspection Incomplete

C1ABE

Short to GND or Open in Buzzer

C1AC1

Master Module Horizontal Axis Misalignment

C1AC2

Slave Module Horizontal Axis Misalignment

U0100

Lost Communication with ECM / PCM "A"

U0125

Lost Communication with Yaw Rate Sensor Module

U0126

Lost Communication with Steering Angle Sensor Module

U0129

Lost Communication with Brake System Control Module

U0142

Lost Communication with Body Control Module "B"

U0232

Lost Communication with Blind Spot Monitor Slave Module

U1331

Software Incompatibility with Body Control Module "B"

HINT:

*: Stored when a blind spot monitor sensor is replaced.

    Diagnosis System

    Dtc Check / Clear

    See More:

    Toyota Tundra Service Manual > Can Communication System: Check Bus 4 Lines for Short Circuit
    DESCRIPTION There may be a short circuit between the CAN main bus lines and/or CAN branch lines when the resistance between terminals 22 (CA2H) and 7 (CA2L) of the central gateway ECU (network gateway ECU) is below 54 Ω. Symptom Trouble Area *1: for 4WD *2: w/ Trailer Brake Control System Resistanc ...

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