U0428

U0428-IMPLAUSIBLE DATA RECEIVED FROM STEERING ANGLE SENSOR

For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
Continuously while the system is active.

- Set Condition:
An error message has been received over the CAN C bus from the Steering Angle Sensor (SAS). One trip fault. If the vehicle is equipped with the stop/start feature, the system will be disabled when this DTC is active.





Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Pre-Diagnostic Troubleshooting Procedure.

Diagnostic Test

1. ACTIVE DTC

NOTE: Diagnose all CAN B and C communication DTCs before continuing.

1. Ignition on, engine not running.
2. With a scan tool, view DTCs.

Is the status Active for this DTC?

Yes

- Go To 2

No

- Perform the Stored Lost Communication DTCs diagnostic procedure. Manufacturer Code Charts.

2. SAS COMMUNICATION RELATED DTCs IN OTHER MODULES
1. With the scan tool, select Network Diagnostics.

Is there more than one module with active DTCs "Logged Against" the SAS at this time?

Yes

- Perform the U0212-Lost Communication with SCM diagnostic procedure. U0212.

No

- Replace and program the Powertrain Control Module (PCM). Powertrain Control Module - Removal.
- Perform the POWERTRAIN VERIFICATION TEST. Powertrain Verification Test.