Toyota Tundra Service Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

LANE DEPARTURE ALERT SYSTEM

DTC No.	Detection Item	Link
C1A47	Steering Angle Sensor
C1AA0	Front Camera Module Circuit
C1AA1	FCM Destination Information Unmatched
C1AA2	Vehicle Speed Tolerance Malfunction
C1AA3	Vehicle Speed Sensor Circuit
C1AA4	Yaw Rate Sensor Circuit
C1AA5	Yaw Rate Sensor Power Supply Voltage Circuit
C1AA8	Front Camera Module Incorrect Axial Gap
C1AA9	Front Camera Module Beam Axis Not Adjusted
C1AAA	FCM Destination Information Uninitialized
U0123	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"
U0155	Lost Communication with Combination Meter
U0235	Lost Communication with Cruise Control Front Distance Range Sensor

Toyota Tundra Service Manual > Meter / Gauge System: Lost Communication with Brake System Control Module (U0129)
DESCRIPTION The combination meter communicates with the skid control ECU via the CAN line. DTC Code DTC Detection Condition Trouble Area U0129 When either of following conditions is detected: 15 seconds have elapsed since engine started and IG voltage 10.5 V or more No communication with skid contro ...

Toyota Tundra Owners Manual