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 MANUALSEAGLE1990PREMIER ESREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMESEATS - POWERTESTINGSEAT MOTOR TEST
1990 Eagle Premier ES
Seat Motor Test
1990 Eagle Premier ESSECTION Seat Motor Test
- Disconnect seat motor harness connector. With either seat switch in REAR UP position, use a voltmeter and check voltage at harness connector terminal "B". If battery voltage is present, switch position is okay. If battery voltage is not present, repair open circuit to seat switch.
- With either seat switch in REAR DOWN position, measure voltage at harness connector terminal "A". If battery voltage is present, switch position is okay. If battery voltage is not present, repair open circuit to seat switch.
- With either seat switch in BACK position, measure voltage at harness connector terminal "C". If battery voltage is present, switch position is okay. If battery voltage is not present, repair open circuit to seat switch.
- With either seat switch in FORWARD position, measure voltage at harness connector terminal "D". If battery voltage is present, switch position is okay. If battery voltage is not present, repair open circuit to seat switch.
- With either seat switch in FRONT UP position, measure voltage at harness connector terminal "F". If battery voltage is present, switch position is okay. If battery voltage is not present, repair open circuit to seat switch.
- With either seat switch in FRONT DOWN position, measure voltage at harness connector terminal "E". If battery voltage is present, switch position is okay. If battery voltage is not present, repair open circuit to seat switch. If all seat switch positions check correctly, replace seat motor assembly.
RENDER: 1.0x
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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.