- Inspect the input speed sensor (ISS) assembly (250) for the following conditions:
 
| •  | Cracked or damaged housing | 
 
| •  | Worn, broken or missing harness brackets; replace the ISS assembly if necessary | 
 
| •  | Damaged or worn wining or electrical connector | 
 
| •  | Loose, missing or damaged mounting bolt insert | 
 
- Remove the ISS O-ring (249) and discard.
 
- Lubricate NEW O-ring (249) with transmission fluid and position the O-ring as shown.
 
- Insert the ISS (250) into oil pump ISS bore and fully seat.
 
- Align ISS bolt hole insert with the oil pump mounting hole.
 
Caution: Refer to Fastener Caution in the Preface section.
- Install bolt (247). Tighten the bolt to 
9-11 N·m (6.6-8.1 lb ft).
 
Note: Ensure the ISS brackets securley fasten the wiring harness to the pump housing.
- Route the ISS assembly (250) wire harness as shown. Install harness bracket #1 and #2 in the locations shown. Ensure the wire harness lays flat against the pump housing.