SPARK PLUG INSPECTION [G6]
id011895800500
Specification
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Spark plug type
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4×2: F287 18 110 (ZFR5F-11), F285 18 110 (ZFR6F-11), F288 18 110 (KJ16CR-11), F286 18 110 (KJ20CR-11)
4×4: F287 18 110 (ZFR5F-11), F288 18 110 (KJ16CR-11), BP49 18 110 (BKR6E), BP50 18 110 (K20PR-U)
Plug Gap Inspection/Adjustment
1. Measure the spark plug gap.
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• If not within the specification, adjust the spark plug gap.
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Spark plug gap
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BP49 18 110 (BKR6E), BP50 18 110 (K20PR-U): 0.7—0.8 mm {0.028—0.031 in}
Except above: 1.0—1.1 mm {0.040—0.043 in}
Cleaning
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Note
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• If there is no spark plug cleaner when cleaning the spark plug, remove the dirt from the spark plug completely and wash with gasoline.
1. If there is carbon adhering to the spark plug, clean it with a wire brush and remove the carbon.
Visual inspection
1. Inspect the following items:
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• If any of the following malfunction are indicated, replace the spark plug.
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― Insulator breakage
― Worn electrode
― Damaged gasket
― Badly burned insulator (sparking side)
Resistance Inspection
1. Measure the resistance of the spark plug using a tester as shown in the figure.
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• If not within the specification, replace the spark plug.
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Spark plug resistance [25°C {77 °F}]
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3.0—7.5 kilohms
