DTC U0073/94, U0100/65, U0114/27, U0123/62, U0124/69, U0126/63: Control Module Communication Bus OFF; Lost Communication with ECM/PCM; Lost Communication with 4-Wheel Drive Clutch Control Module; Lost Communication with Yaw Rate Sensor Module; Deceleration Sensor Communication Circuit Malfunction; Lost Communication with Steering Angle Sensor Module: Description
WARNING: This page is about a different car, the 2008 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.
The skid control ECU exchanges signals with the ECM, steering angle sensor, yaw rate and deceleration sensor, power steering ECU, main body ECU and combination meter via CAN communication.
DTC DETECTION CONDITIONS TABLE
| DTC Code | DTC Detection Conditions | Trouble Area |
|---|---|---|
| U0073/94 | Bus off conditions continue for approximately 0.8 seconds. | CAN communication system |
| U0100/65 | When CAN signal from ECM is lost or malfunctioning for 1.2 seconds. | CAN communication system |
| U0114/27 | When CAN signal from 4WD control ECU is lost or malfunctioning for 1.2 seconds. |
|
| U0123/62 | Supplied voltage normal (9.7 V or more), skid control ECU receives no yaw rate sensor data for 0.1 seconds. |
|
| U0124/69 | Supplied voltage normal (9.7 V or more), skid control ECU receives no yaw rate sensor data for 0.1 seconds. |
|
| U0126/63 | Supplied voltage normal (9.7 V or more), skid control ECU receives no steering angle sensor data for 0.1 seconds. | CAN communication system |