Cam Chain Inspection (1.5L Engine): Inspection

2020 Honda Civic Si, 4D SedanSECTION Inspection
  1. Right Front Wheel - Remove
  2. Engine Undercover - Remove
  3. Chain Case Cover - Remove
    GHH406776Courtesy of HONDA, U.S.A., INC.
  4. Cam Chain - Inspect
    GHH406777Courtesy of HONDA, U.S.A., INC.
    1. Measure the length of the cam chain auto-tensioner rod.

    2. If the length is over the service limit, replace the cam chain.

    When replacing, check the teeth on the cam chain drive sprocket, VTC actuator A, and VTC actuator B for wear and damage. If any of them are worn or damaged, replace if necessary.

    3. Check the oil passage on the cam chain auto-tensioner for clogs. If the cam chain auto-tensioner is clogged, replace it.

    Cam Chain Auto-Tensioner Rod LengthΒ 
    Standard (New):Β  21.9 mm (0.862 in)Β 
    Service Limit:Β  25.8 mm (1.016 in)Β 
  5. Chain Case Cover - Install
    Fig 1: Chain Case Cover Bolts With Torque Specifications
    GHH406778Courtesy of HONDA, U.S.A., INC.
    1. Apply liquid gasket

    to the cam chain case mating surface of the chain case cover and to the inside edge of the threaded bolt holes.

    2. Install the chain case cover.

  6. Engine Undercover - Install
  7. Right Front Wheel - Install
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.