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.
B2199-17Battery Voltage - Circuit Voltage Above Threshold, set in the BCM
B2199-16Battery Voltage-Circuit Voltage Below Threshold
B2199-16Battery Voltage-circuit Voltage Below Threshold
Manufacturer communications
12Original wording in English
JEEP
If the Power Liftgate (PLG) does not operate following battery drainage or when DTCs B2199-16 or B21DD-16 are active, perform the following steps: 1. Verify Battery Voltage: Ensure battery voltage is at nominal value (minimum 12.5 V). Charge the battery, if necessary before proceeding. 2. Confirm Low Voltage DTCs: After charging…
RAM
Unable To Start Vehicle - Shifter Inoperable 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): ● B2199-16 - Battery Voltage-circuit Voltage Below Threshold. ● B21DD-84 - System Voltage-signal Below Allowable Ran…
RAM
Unable To Start Vehicle - Shifter Inoperable 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): ● B2199-16 - Battery Voltage-circuit Voltage Below Threshold. ● B21DD-84 - System Voltage-signal Below Allowable Ran…
JEEP
Security Gateway Module Battery Voltage - Circuit Voltage Below Threshold - DTC B2199-16 Repair Action : 1) Check OR Replacing cabling. 2) Check OR Replacing connector. 3) Check the battery is good OR Replacing battery. 4) Check OR Replacing FUSE. 5) Check SGW terminal. Battery Voltage - Circuit Voltage Above Threshold - DTC B21…
Check vehicle applicability
14A 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 ↗ | 2024 |
| Jeep | GRAND CHEROKEE ↗ | 2023 |
| Jeep | GRAND CHEROKEE ↗ | 2021 |
| Jeep | GRAND WAGONEER ↗ | 2026 |
| Jeep | GRAND WAGONEER ↗ | 2025 |
| Jeep | GRAND WAGONEER ↗ | 2024 |
| Jeep | GRAND WAGONEER ↗ | 2022 |
Code meaning and manufacturer information
Original wording in English · Historical directory labels; manufacturer applicability has not been established for every entry.
VICS Module Error
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.