Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
Narrow by vehicle
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer communications
7Original wording in English
FORD, LINCOLN
This article supersedes 24-2028 to update the vehicle symptom. Some 2022-2024 Expedition/Navigator vehicles may exhibit a random "Blind Spot Not Available Sensor Blocked" and/or "Cross Traffic Alert Not Available Sensor Blocked" warning messages in the IPC with no vehicle or objects near the vehicle. This condition may be interm…
FORD, LINCOLN
This article supersedes 23-2266 to update the vehicle model years affected to include 2024 model year. Some 2022-2024 Expedition/Navigator vehicles may exhibit a random BLIS warning with no vehicle or objects near the vehicle. This condition may be intermittent, more noticeable in wet conditions. Diagnostic trouble codes B13F3:9…
TOYOTA
TSB: Some 2016 ? 2018 model year Tacoma vehicles may exhibit a Blind Spot Monitor System Warning message with any of the following Diagnostic Trouble Codes (DTCs) present. ? U0232 ? Lost Communication with Blind Spot Monitor Slave Module ? U0233 ? Lost Communication with Blind Spot Monitor Master Module ? C1AC1 ? Master Module H…
BUICK, CHEVROLET, GMC
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPLACE THE SIDE BLIND ZONE MODULE HARNESS AND BOTH MODULES TO CORRECT A CUSTOMER CONCERN THAT THE SERVICE SIDE DETECTION SYSTEM MESSAGE IS DISPLAYED IN THE DIC OR DTC U0232, U0233 MAY BE SET DUE TO WATER INTRUSION.
Check vehicle applicability
22A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Buick | ENCLAVE ↗ | 2014 |
| Buick | ENCLAVE ↗ | 2013 |
| Chevrolet | CRUZE ↗ | 2014 |
| Chevrolet | CRUZE ↗ | 2013 |
| Chevrolet | TRAVERSE ↗ | 2014 |
| Chevrolet | TRAVERSE ↗ | 2013 |
| Ford | EXPEDITION ↗ | 2024 |
| Ford | EXPEDITION ↗ | 2023 |
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.