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Home >> Isuzu >> 2007 >> i-290 LS, Automatic >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 4L60-E/4L65-E/4L70-E - Introduction (2 Of 2) >> Repair Instructions >> Repair Instructions - Off Vehicle >> Input Speed Sensor Installation

Input Speed Sensor Installation

    Fig 1: Input Speed Sensor
    GM1552966Courtesy of GENERAL MOTORS CORP.
  1. Inspect the input speed sensor (ISS) assembly (250) for the following conditions:
    • Cracked or damaged housing
    • Worn or missing harness brackets
    • Damaged or worn wining or electrical connector
    • Loose, missing or damaged mounting bolt insert
    2. Fig 2: Input Speed Sensor O-Ring
    GM1552967Courtesy of GENERAL MOTORS CORP.
  2. Remove the input speed sensor (ISS) O-ring (249) and discard.
  3. Lubricate NEW O-ring (249) with transmission fluid and position in the ISS O-ring groove.
  4. Insert the ISS (250) into oil pump ISS bore and fully seat.
  5. Align ISS bolt insert with oil pump mounting bolt hole.
    6. NOTE: Refer to Fastener Notice .
  6. Install bolt (247).

    Tighten:  Tighten the bolt to 9-11 N.m (6.6-8.1 lb ft).

    7. Fig 3: ISS Assembly Wire Harness
    GM1552968Courtesy of GENERAL MOTORS CORP.
  7. 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.
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