Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSISUZU1985TROOPER II 1.9 A, MSG5LREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEIGNITION SYSTEM - NIPPONDENSO ELECTRONICTESTINGIGNITOR MODULE TESTALL MODELS
1985 Isuzu Trooper II 1.9 A, MSG5L
All Models
1985 Isuzu Trooper II 1.9 A, MSG5LSECTION All Models
- Remove distributor cap. Disconnect coil wire from cap and hold wire about 1/4" away from ground. On FWD I-Mark, turn ignition on. Connect a flashlight (1.5 volt) battery between Red (positive) and White (negative) ignitor wires.
- Ignitor is okay if sparks are generated between coil wire and ground when 1 flashlight battery lead is disconnected. DO NOT apply voltage to ignitor for more than 3 seconds.
- On all other models, connect ohmmeter, set on x1 range, between pick-up coil and ignitor Red (negative) and White (positive) wires. Ignitor is okay if sparks are generated between coil wire and ground when 1 ohmmeter lead is disconnected. DO NOT connect ohmmeter for more than 3 seconds.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.