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.
2021 Jeep Grand Cherokee TrackhawkFACTORY OEM SERVICE PROCEDURE
Module, Power Liftgate (PLGM)
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| B1882-92 | LIFTGATE POSITION SENSOR - PERFORMANCE OR INCORRECT OPERATION |
| B1886-11 | LIFTGATE PINCH SENSOR - CIRCUIT SHORT TO GROUND |
| B1886-12 | LIFTGATE PINCH SENSOR - CIRCUIT SHORT TO BATTERY |
| B188C-11 | LIFTGATE CONTROL CIRCUIT 1 - CIRCUIT SHORT TO GROUND |
| B188C-12 | LIFTGATE CONTROL CIRCUIT 1 - CIRCUIT SHORT TO BATTERY |
| B188C-13 | LIFTGATE CONTROL CIRCUIT 1 - CIRCUIT OPEN |
| B18E1-11 | POWER LIFTGATE FRONT ZONE SWITCH-CIRCUIT SHORT TO GROUND |
| B18E1-12 | POWER LIFTGATE FRONT ZONE SWITCH - CIRCUIT SHORT TO BATTERY |
| B18E1-2A | POWER LIFTGATE FRONT ZONE SWITCH - STUCK |
| B1941-92 | POWER LIFTGATE POSITION SENSOR 2 - PERFORMANCE OR INCORRECT OPERATION |
| B1945-11 | POWER LIFTGATE PINCH SENSOR 2 - CIRCUIT SHORT TO GROUND |
| B1945-12 | POWER LIFTGATE PINCH SENSOR 2 - CIRCUIT SHORT TO BATTERY |
| B1949-11 | POWER LIFTGATE REAR ZONE SWITCH-CIRCUIT SHORT TO GROUND |
| B1949-12 | POWER LIFTGATE REAR ZONE SWITCH - CIRCUIT SHORT TO BATTERY |
| B1949-2A | POWER LIFTGATE REAR ZONE SWITCH - STUCK |
| B1952-00 | POWER LIFTGATE DRIVE MOTOR - INCORRECT DIRECTION |
| B1953-00 | POWER LIFTGATE LATCH CINCH OVERCURRENT |
| B1954-00 | POWER LIFTGATE LATCH CINCH - EXCESSIVE TIME |
| B1955-00 | POWER LIFTGATE LATCH RELEASE OVERCURRENT |
| B1956-00 | POWER LIFTGATE LATCH RELEASE - EXCESSIVE TIME |
| B195F-12 | POWER LIFTGATE CHIME CONTROL - CIRCUIT SHORT TO BATTERY |
| B1963-00 | POWER LIFTGATE STRUT PERFORMANCE |
| B1964-11 | POWER LIFTGATE SENSOR SUPPLY - CIRCUIT SHORT TO GROUND |
| B1964-12 | POWER LIFTGATE SENSOR SUPPLY - CIRCUIT SHORT TO BATTERY |
| B1967-00 | POWER LIFTGATE OPEN DIRECTION OVERCURRENT |
| B1968-00 | POWER LIFTGATE OPEN DIRECTION - EXCESSIVE TIME |
| B1969-00 | POWER LIFTGATE OPEN DIRECTION EXCESSIVE POSITION SENSOR COUNTS |
| B196A-00 | POWER LIFTGATE CLOSE DIRECTION OVERCURRENT |
| B196B-00 | POWER LIFTGATE CLOSE DIRECTION - EXCESSIVE TIME |
| B196C-00 | POWER LIFTGATE CLOSE DIRECTION EXCESSIVE POSITION SENSOR COUNTS |
| B196F-00 | POWER LIFTGATE OPEN DIRECTION - RATCHET PRIMARY SWITCH PERFORMANCE |
| B1970-00 | POWER LIFTGATE CLOSE DIRECTION - RATCHET PRIMARY SWITCH PERFORMANCE |
| B1971-00 | POWER LIFTGATE LATCH CINCH - RATCHET PRIMARY SWITCH PERFORMANCE |
| B1972-00 | POWER LIFTGATE LATCH RELEASE - RATCHET PRIMARY SWITCH PERFORMANCE |
| B1973-00 | POWER LIFTGATE OPEN DIRECTION - RATCHET SECONDARY SWITCH PERFORMANCE |
| B1974-00 | POWER LIFTGATE CLOSE DIRECTION - RATCHET SECONDARY SWITCH PERFORMANCE |
| B1975-00 | POWER LIFTGATE LATCH CINCH - RATCHET SECONDARY SWITCH PERFORMANCE |
| B1977-00 | POWER LIFTGATE OPEN DIRECTION - SECTOR SWITCH PERFORMANCE |
| B1978-00 | POWER LIFTGATE CLOSE DIRECTION - SECTOR SWITCH PERFORMANCE |
| B1979-00 | POWER LIFTGATE LATCH CINCH - SECTOR SWITCH PERFORMANCE |
| B197A-00 | POWER LIFTGATE LATCH RELEASE - SECTOR SWITCH PERFORMANCE |
| B197F-11 | POWER LIFTGATE LATCH CONTROL 1 - CIRCUIT SHORT TO GROUND |
| B197F-12 | POWER LIFTGATE LATCH CONTROL 1 - CIRCUIT SHORT TO BATTERY |
| B197F-13 | POWER LIFTGATE LATCH CONTROL 1 - CIRCUIT OPEN |
| B2199-16 | BATTERY VOLTAGE CIRCUIT VOLTAGE BELOW THRESHOLD |
| B2199-17 | BATTERY VOLTAGE-CIRCUIT VOLTAGE ABOVE THRESHOLD |
| B21DD-16 | SYSTEM VOLTAGE - CIRCUIT VOLTAGE BELOW THRESHOLD |
| B21DD-17 | SYSTEM VOLTAGE - CIRCUIT VOLTAGE ABOVE THRESHOLD |
| B224E-96 | POWER LIFTGATE MODULE INTERNAL-COMPONENT INTERNAL FAILURE |
| U0010-00 | CAN INTERIOR BUS |
| U0140-00 | LOST COMMUNICATION WITH BODY CONTROL MODULE |
| U0422-00 | IMPLAUSIBLE DATA RECEIVED FROM BODY CONTROL MODULE |
Factory Service Tools
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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.
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