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 MANUALSPLYMOUTH1997VOYAGER L4-2.4L VIN XREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSDESCRIPTION AND OPERATIONFUNCTIONAL OPERATIONINPUTS AND OUTPUTSINPUTSINTAKE AIR TEMPERATURE SENSOR
1997 Plymouth Voyager L4-2.4L VIN X
Intake Air Temperature Sensor
1997 Plymouth Voyager L4-2.4L VIN XSECTION Intake Air Temperature Sensor
Fig 29 Intake Air Temperature Sensor:
The Intake Air Temperature (IAT) sensor measures the temperature of the intake air as it enters the engine.
The sensor supplies one of the inputs the PCM uses to determine injector pulse width and spark advance.
The IAT sensor threads into the intake manifold (Fig. 29).
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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.