Symptom Chart
Four-Wheel Drive (4WD) System
| Symptom | Possible Causes | Action |
|---|---|---|
| No communication with the AWD module | Scan tool BJB fuse power supply circuit BJB fuse ground circuit HS-CAN DLC Charging system AWD module Wiring, terminals or connectors |
PERFORM Pinpoint test for No AWD module communication. REFER to: COMMUNICATIONS NETWORK . |
| Incorrect torque transferred to front axle after installing new transfer case | Different kiss point position in new transfer case | PERFORM the Transfer Case Clutch Learn procedure. REFER to: Transfer Case Clutch Learn . |
| Front axle binding on sharp turns on dry pavement | Incorrect Drive Mode for driving conditions | GO to Pinpoint Test Q |
| Vehicle shuddering or bucking on acceleration or while turning | Transfer case clutch | GO to Pinpoint Test R |
| Unable to achieve transfer case clutch kiss point relearn procedure | Wiring, terminals or connectors DLC HS-CAN IPC AWD module Door ajar switch Ignition switch |
PERFORM the Transfer Case Clutch Learn procedure. REFER to: Transfer Case Clutch Learn . |