Wrangler L6-4.0L VIN S (2000)
1. Check condition of all pulleys.
CAUTION: When installing the serpentine accessory drive belt, the belt MUST be routed correctly. If not, the engine may overheat due to the
water pump rotating in the wrong direction. Refer to (Fig. 38) (Fig. 39) (Fig. 40) (Fig. 41) for correct belt routing.
2. Install new belt. Install belt tension gauge C-4162 and tighten adjustment bolt (Fig. 42) until belt tension is within specification range.
3. Tighten idler pulley bolt and re-check belt tension. Adjust if necessary.