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Home >> Nissan-Datsun >> 2012 >> Sentra Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Introduction (MR20DE) (CALIFORNIA) >> Service Information >> Basic Service Procedure >> Idle Speed and Ignition Timing Check >> Ignition Timing >> Method B
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Method B

  1. Remove No. 4 ignition coil (1).
    Fig 1: Identifying No. 4 Ignition Coil
    G08186064Courtesy of NISSAN NORTH AMERICA, INC.
  2. Connect No. 4 ignition coil (1) and No. 4 spark plug with suitable high-tension wire (A) as shown in the figure, and attach timing light clamp (B) to this wire.
    Fig 2: Identifying Ignition Coil, High-Tension Wire And Timing Light Clamp
    G08186065Courtesy of NISSAN NORTH AMERICA, INC.
    Fig 3: Connecting No. 4 Ignition Coil And Spark Plug Using High Tension Wire
    G04925140Courtesy of NISSAN NORTH AMERICA, INC.
  3. Check ignition timing.
Fig 4: Checking Ignition Timing Using Timing Indicator
G08186067Courtesy of NISSAN NORTH AMERICA, INC.
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