Belt, Timing: Inspection: Inspection

Fig 1: Timing Belt Inspection

Courtesy of CHRYSLER GROUP, LLC

1 - PEELING

2 - TOOTH MISSING AND CANVAS FIBER EXPOSED

3 - RUBBER EXPOSED

4 - CRACKS

5 - PEELING

6 - ROUNDED EDGE

7 - ABNORMAL WEAR (FLUFFY STRAND)

Remove the upper timing belt cover. Refer to COVER(S), ENGINE TIMING, REMOVAL .
Inspect all four surfaces of the timing belt. The sides are normal if they are sharp as if cut by a knife. Replace the belt if any of the following conditions exist:
- Vehicle mileage or time at component maintenance requirement. Refer to MAINTENANCE SCHEDULES, DESCRIPTION .
- Back side rubber is glossy or hardening without resilience and leaves no indent when pressed with a fingernail.
- Surface peeling (1 and 5).
- Missing teeth (2).
- Rubber exposed (3).
- Any cracks (4) in rib root, belt sides or rubber back.
- Rounded edge (6).
- Exposed fluffy strands (7).
If none of the above conditions are seen on the timing belt, the timing belt cover can be installed. Refer to COVER(S), ENGINE TIMING, INSTALLATION .
Replace the timing belt if it does not pass inspection. Refer to BELT, TIMING, REMOVAL .