Cause
| Action
|
DEFINITION: During acceleration or deceleration, a clunk is heard or felt in the transfer case while in the 4HI range only.
Review the
Symptoms - Transfer Case and perform the necessary inspections.
|
Incorrect fluid level or incorrect fluid
|
• | Inspect the transfer case for the correct type of fluid. |
|
Worn high speed teeth on the range sleeve
|
- Inspect for worn high speed teeth on the range sleeve. Refer to
Transfer Case Cleaning and Inspection.
- Replace the range collar if faulty. Refer to
Transfer Case Disassemble and
Transfer Case Assemble.
|
Worn or missing input gear thrust washers
| Inspect for worn or missing input gear thrust washers. Refer to
Transfer Case Cleaning and Inspection.
|
Rear output shaft bearing outer retaining ring
|
- Inspect for the following conditions:
• | Properly installed rear output shaft bearing retaining ring |
• | Excessive wear or damage to the retaining ring groove in the rear case half |
- Repair or replace the following components if found faulty:
2.1. | Replace the rear output shaft bearing outer retaining ring. |
2.2. | Replace the rear case half if the retaining ring groove is faulty. |
Refer to
Transfer Case Disassemble and
Transfer Case Assemble.
|