Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSJEEP2023GRAND CHEROKEE TRAILHAWK 4XEREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXDTC INDEX (3 OF 3)MODULE, SECURITY GATEWAY (SGW)
2023 Jeep Grand Cherokee Trailhawk 4xe
Module, Security Gateway (SGW)
2023 Jeep Grand Cherokee Trailhawk 4xeSECTION Module, Security Gateway (SGW)
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| B2199-16 | BATTERY VOLTAGE - CIRCUIT VOLTAGE BELOW THRESHOLD |
| B2199-17 | BATTERY VOLTAGE - CIRCUIT VOLTAGE ABOVE THRESHOLD |
| B22A9-49 | ECU INTERNAL PERFORMANCE - INTERNAL ELECTRONIC FAILURE |
| B235A-00 | ECU IN-PLANT MODE- |
| C221C-00 | ECU NOT PROGRAMMED/FLASH REQUIRED- |
| U0001-00 | CAN C BUS- |
| U0002-00 | CAN C BUS OFF PERFORMANCE- |
| U0010-00 | CAN INTERIOR BUS- |
| U0011-00 | CAN INTERIOR BUS OFF PERFORMANCE |
| U0080-00 | ETHERNET BUS 1 |
| U0089-00 | ETHERNET BUS 2 |
| U0092-00 | ETHERNET BUS 3 |
| U009B-00 | ETHERNET BUS 4 |
| U102A-00 | HIGH SPEED FD-CAN 1 COMMUNICATION BUS |
| U102B-00 | HIGH SPEED FD-CAN 1 COMMUNICATION BUS PERFORMANCE |
| U104D-00 | HIGH SPEED FD-CAN 2 COMMUNICATION BUS |
| U104E-00 | HIGH SPEED FD-CAN 2 COMMUNICATION BUS PERFORMANCE |
| U1056-00 | HIGH SPEED FD-CAN 3 COMMUNICATION BUS |
| U1057-00 | HIGH SPEED FD-CAN 3 COMMUNICATION BUS PERFORMANCE |
| U1065-00 | HIGH SPEED FD-CAN 8 COMMUNICATION BUS |
| U1066-00 | HIGH SPEED FD-CAN 8 COMMUNICATION BUS PERFORMANCE |
| U106B-00 | HIGH SPEED FD-CAN 11 COMMUNICATION BUS |
| U106C-00 | HIGH SPEED FD-CAN 11 COMMUNICATION BUS PERFORMANCE- |
| U1282-00 | A/T CAN INTERIOR BUS |
| U1283-00 | A/T CAN INTERIOR BUS OFF PERFORMANCE |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.