Differentials & Drive Axles: Differential
- Precautions
- General Description
- Rear Differential Description
- Coupling Description
- 4WD Control System Components
- 4WD Control System Description
- Function of 4WD Control System Component
- 4WD Control System Wiring Circuit Diagram
- Terminal Arrangement of 4WD Control Module
- Input/Output Signal Table of 4WD Control Module
- On-Board Diagnostic System Description
- CAN Communication System Description
- Diagnostic Information & Procedures
- 4WD Control System Check
- Notes
- Detail of 4WD Control System Check
- Step 1. Customer complaint analysis
- Step 2. DTC check, record and clearance
- Step 3 and 4. Visual inspection
- Step 5. Trouble symptom confirmation
- Step 6 and 7. Rechecking and record of DTC
- Step 8. 4WD control symptom diagnosis
- Step 9. Troubleshooting for DTC
- Step 10. Check for intermittent problem
- Step 11. Final confirmation test
- 4WD Position Indicator Operation Check
- 4WD Control System Operation Inspection
- Visual Inspection
- DTC Check
- DTC Clearance
- DTC Table
- Fail-Safe Table
- Scan Tool Data
- Notes
- Scan Tool Data Definitions
- Accel pedal Pos (Accelerator pedal position) (%)
- Engine Speed (RPM)
- 4WD mode (2WD / AUTO / LOCK / ABS mode / Yaw cont / ESP® req)
- 4WD current (A)
- Battery voltage (V)
- Coupling temp (°C, °F)
- Wheel speed (F), Wheel speed (R) (km/h, mph)
- F-R Wheel speed diff (Front-rear wheel speed differential) (rpm)
- 4WD duty (%)
- Rear Differential Symptom Diagnosis
- 4WD Control Symptom Diagnosis
- 4WD Position Indicator Does Not Come ON at Ignition Switch ON but Engine Stops
- 4WD Position Indicator Remains ON Steady at Ignition Switch ON
- DTC C1240: 4WD Control Module Power Supply Circuit Malfunction
- DTC C1243: Internal Circuit Malfunction of 4WD Control Module
- DTC C1250: Coupling Air Temperature Sensor Circuit Open
- DTC C1251: Coupling Air Temperature Sensor Circuit Short
- DTC C1252: Coupling Assembly Circuit Open
- DTC C1253: Coupling Assembly Circuit Short
- DTC C1254: 2WD/4WD Switch Malfunction
- DTC U0073: Control Module Communication Bus Off
- DTC U0100: Lost Communication with ECM
- DTC U0121: Lost Communication with ABS / ESP® Control Module
- DTC U0155: Lost Communication with Instrument Panel Cluster (IPC) Control Module
- Inspection of 4WD Control Module and Its Circuits
- 4WD Control System Check
- Repair Instructions
- Rear Differential Oil Level Check
- Rear Differential Oil Change
- 2WD/4WD Switch Removal and Installation
- 2WD/4WD Switch Inspection
- 4WD Control Module Removal and Installation
- Coupling Air Temperature Sensor Removal and Installation
- Coupling Air Temperature Sensor Inspection
- Coupling Assembly Inspection
- Rear Differential Mountings Components
- Front Mounting Arm and/or Rear Mounting Bracket Assembly Removal and Installation
- Rear Mounting Bracket Assembly Disassembly and Reassembly
- Rear Differential Dismounting and Remounting
- Rear Differential Components
- Rear Differential Disassembly and Reassembly
- Rear Differential Inspection
- Specifications
- Special Tools and Equipment