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 MANUALSPLYMOUTH1984HORIZON BASE, 1.6 AREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 5 (ENGINE CONTROLS - TESTS W/CODES - 3.3L)DIAGNOSTIC CHARTSTEST NTC-6A - CHECKING MAP SENSOR CALIBRATION
1984 Plymouth Horizon Base, 1.6 A
Test NTC-6A - Checking Map Sensor Calibration
1984 Plymouth Horizon Base, 1.6 ASECTION Test NTC-6A - Checking Map Sensor Calibration
WARNING: This page is about a different car, the 1994 Eagle Vision, 1994 Dodge Intrepid, and 1994 Chrysler Concorde. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
After each repair, perform TEST VER-2 .
- Turn engine off. Install vacuum "T" in MAP sensor vacuum hose. Install vacuum gauge. Start engine, and let it idle. If engine will not idle, maintain a constant RPM above idle. Go to next step.
- Using DRB, read MAP gauge value. If reading is not within one in. Hg of vacuum gauge reading, replace MAP sensor. If reading is within one in. Hg of vacuum gauge reading, test is complete.
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.