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.
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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 wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
U1517-87Body Controller Secret Code - Missing Message
U1517-87Body Controller Secret Code-Missing Message
Manufacturer communications
11Original wording in English
JEEP
Not applicable to vehicles built for US market. Multiple Systems Repair Bundle Campaign Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● U11E3-00 - TCM Lost Communication With ESM On DPT CAN. ● B15A1-00 - Med…
JEEP
Vehicle Does Not Start. Electric Steering Column Lock (ESCL) Does Not Function, Steering Wheel Locked. DTCs U1433-62, U1412-62, U1517-62 In The ESCL
JEEP
Flash: Radio Frequency Hub Module (RFHM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Code (DTCs) have been set: ? B21DD-84 - System Voltage-Signal Below Allowable Range. ? B21DD-85 - System Vol…
JEEP
Flash: Radio Frequency Hub Module (RFHM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Code (DTCs) have been set: B21DD-84 - System Voltage-Signal Below Allowable Range. B21DD-85 - System Voltage…
Check vehicle applicability
11A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Jeep | CHEROKEE ↗ | 2014 |
| Jeep | GRAND CHEROKEE ↗ | 2021 |
| Jeep | GRAND CHEROKEE 4XE ↗ | 2022 |
| Jeep | GRAND WAGONEER ↗ | 2022 |
| Jeep | WAGONEER ↗ | 2022 |
| Jeep | WRANGLER ↗ | 2025 |
| Jeep | WRANGLER ↗ | 2024 |
| Jeep | WRANGLER ↗ | 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.