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 MANUALSPLYMOUTH1994SUNDANCE BASE, 2D HATCHBACK, 2.2 D, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 17 (A/C-HEATER SYSTEM - AUTOMATIC)TROUBLE SHOOTINGTEST 25G - ATC SUNLOAD SENSOR CIRCUIT
1994 Plymouth Sundance Base, 2D Hatchback, 2.2 D, Automatic
Test 25G - ATC SUNLOAD Sensor Circuit
1994 Plymouth Sundance Base, 2D Hatchback, 2.2 D, AutomaticSECTION Test 25G - ATC SUNLOAD Sensor Circuit
WARNING: This page is about a different car, the 1994 Eagle Vision, 1994 Dodge Intrepid, 1994 Chrysler New Yorker, 1994 Chrysler LHS, and 1994 Chrysler Concorde. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Perform TEST 19A before proceeding with this test.
- Connect DRB. Read ATC SUN SENSOR. If display is less than SUNLOAD: 0.2 V, go to next step. If display is not as specified, replace BCM. Perform VERIFICATION TEST.
- Unplug sunload sensor, located at top center of dashboard, near windshield. Read ATC SUN SENSOR. If display is less than SUNLOAD: 0.2 V, go to next step. If display is not as specified, replace sunload sensor. Perform VERIFICATION TEST.
- Turn ignition off. Unplug Gray BCM connector, located above right kick panel. With DRB in ohmmeter mode, probe Dark Blue/Red wire terminal at Gray BCM connector. If resistance is less than 5 ohms, repair short to ground on Dark Blue/Red wire. If resistance is not less than 5 ohms, replace BCM. Perform VERIFICATION TEST.
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.