Integra (RS, LS) L4-1834cc 1.8L DOHC PFI (1995)
Spark Plug: Testing and Inspection
Spark Plug Inspection
1.
Inspect the spark plugs for:
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Improper gap
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Carbon deposits
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Cracked center electrode insulator
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Burned or worn electrodes (may be caused by):
- Excessive mileage
- Lean fuel mixture
- Advanced ignition timing
- Loose spark plug
- Plug heat range too high
- Insufficient Cooling
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Fouled plug (may be caused by):
- Rich fuel mixture
- Retarded ignition timing
- Oil in combustion chamber
- Incorrect spark plug gap
- Plug heat range too low
- Excessive idling/low speed running
- Clogged air cleaner element
- Deteriorated ignition coil, coil wire or ignition wires
2.
Replace the plug if the center electrode is rounded.
Spark Plug Inspection
3.
Adjust the gap with a suitable gapping tool.
Electrode Gap:
1.0-1.1 mm (0.039-0.043 in.)