Method B

Remove No. 4 ignition coil (1).
- <==: Vehicle front
  
  Fig 1: Identifying Ignition Coil
Connect No. 4 ignition coil (1) and No. 4 spark plug with suitable high-tension wire (A) as shown, and attach timing light clamp (B) to this wire.
- <==: Vehicle front
  
  Fig 2: Identifying High-Tension Wire And Timing Light Clamp
  
  Fig 3: Identifying Electrode And High-Tension Wire
Check ignition timing.
- Timing indicator (1)
  
  Fig 4: Identifying Ignition Timing Mark