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 MANUALSCADILLAC1993FLEETWOOD BROUGHAM V8-350 5.7LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTIGNITION SYSTEMPICK-UP COILTESTING AND INSPECTION
1993 Cadillac Fleetwood Brougham V8-350 5.7L
Pick-Up Coil: Testing and Inspection
1993 Cadillac Fleetwood Brougham V8-350 5.7LSECTION Testing and Inspection
Ignition Distributor Assembly Components:
Testing Pickup Coil Assembly:
DISASSEMBLE
1. Distributor cap (1) (Refer to accompanying image for numbered references) by loosening ignition distributor cap bolts/screws (23).
2. Rotor (9) from distributor shaft (18).
3. Pickup coil leads from ignition control module (15).
A. Connect ohmmeter to pickup coil lead terminal and to distributor base.
B. Observe ohmmeter. Ohmmeter should read infinite at all times. If not, pickup coil (17) is faulty.
C. Connect ohmmeter to both terminals of pickup coil lead. Flex pickup coil leads by hand to check for intermittent opens.
D. Ohmmeter should read one steady value between 500-1500 ohms as pickup coil leads are flexed by hand. If not, pickup coil (17) is faulty.
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.