Chrysler Town & Country Intake Air Temperature Sensor Guide (1997-2001)
Is a faulty intake air temp sensor causing engine problems in your minivan? Here’s what you need to know.
- A bad IAT sensor commonly causes a Check Engine Light with code P0113.
- Symptoms include poor gas mileage, rough idle, and hard starting.
- Replacement is very easy and a great DIY task, taking less than 15 minutes.
- A quality aftermarket brand like Standard Ignition is a reliable and cost-effective choice for this part.
Is Your Town & Country Showing Signs of a Bad IAT Sensor?
When the Intake Air Temperature (IAT) sensor starts to fail, your minivan's computer gets bad information. This can lead to a number of noticeable engine performance issues. The most common sign is the Check Engine Light turning on. You may also experience a rough idle, hesitation when you accelerate, poor fuel economy, and difficulty starting the engine, especially in cold weather. In some cases, a bad sensor can even cause engine misfires.
Check Engine Light and P0113 Code
A failing IAT sensor will almost always trigger a Check Engine Light. If you use an OBD-II scanner, you will likely see code P0113 (Intake Air Temperature Sensor 1 Circuit High). This code often means the sensor has failed and is sending an impossibly high voltage reading to the computer, which interprets it as an extremely cold temperature (like -40°F). This tells the computer there's an open circuit or an internal sensor failure.
Choosing the Right Aftermarket IAT Sensor
For a 1997-2001 Town & Country, you don't necessarily need to pay extra for an OEM (Original Equipment Manufacturer) part from the dealer. A quality aftermarket sensor will perform just as well for this specific component. The key is to choose a reputable brand.
- Standard Ignition (Standard Motor Products): This is a well-regarded aftermarket brand known for producing quality replacement parts. Their sensors are designed as direct-fit OE replacements and undergo factory testing to ensure reliability. Owner reviews are generally positive, citing a good fit and reliable performance. This is a solid choice for most owners.
- True Tech: There is less public information available regarding the quality and reputation of the True Tech brand for this specific sensor. It may be a private-label or entry-level brand. While it may offer a lower price point, a brand like Standard Ignition has a more established track record for quality and reliability in the aftermarket community.
Pro Tip: The IAT sensor for this vehicle is a simple thermistor. For a component this straightforward, a reputable aftermarket brand like Standard Ignition offers a great balance of quality and value compared to a more expensive OEM part.
Cost of Replacing the IAT Sensor (1997-2001 Town & Country)
Replacing the IAT sensor is one of the more affordable repairs you can make. The part itself is not expensive, and labor is minimal due to its easy accessibility.
| Part/Service | Estimated Cost |
|---|---|
| New Aftermarket IAT Sensor | $28.35 - $56.41 |
| New OEM Mopar IAT Sensor | $40 - $60 |
| Shop Labor | $50 - $100 |
| Total (Shop Installed) | $78 - $160 |
| Total (DIY) | $28 - $57 |
Frequently Asked Questions
Where is the IAT sensor located on a 1997-2001 Town & Country?
The IAT sensor is typically located on the air intake ducting, between the air filter box and the engine's throttle body. It is a small, two-wire sensor that screws or pushes into the intake tube.
Can I replace the IAT sensor myself?
Yes, this is a very easy DIY job for any skill level. It usually requires no special tools beyond what's in a basic toolkit. The process involves unplugging the electrical connector, unscrewing or pulling out the old sensor, installing the new one, and reconnecting the plug. The entire job should take less than 15 minutes.
Are there any recalls for the IAT sensor on this van?
No. Searches of the National Highway Traffic Safety Administration (NHTSA) database show no recalls or technical service bulletins (TSBs) specifically related to the Intake Air Temperature sensor for the 1997-2001 Chrysler Town & Country.
Can I just clean the IAT sensor?
While contamination can sometimes cause issues, a P0113 code usually points to an internal electrical failure, not just a dirty sensor tip. Given the low cost of a new aftermarket part and the high likelihood of internal failure, replacement is the most reliable and recommended solution.
Technical Specifications
OEM Part Numbers: 56027872
2-terminal, screw-in or push-in type sensor.
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The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
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