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Home >> Isuzu >> 1987 >> Trooper II LS, 2.3 L >> Repair and Diagnosis >> Engine Performance >> System >> Coasting Fuel Cut-Off System >> Component Testing >> Speed Sensor
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Speed Sensor

Connect a jumper wire between Black/Yellow and Light Green/White terminals at speed sensor wiring connector. Start engine and check for voltage between Light Green and Black/Yellow terminals. The speed sensor is normal if the voltage is zero when the engine runs at 2100-2300 RPM.

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