HomeEmission Control > SensorsStandard Ignition AS218 Manifold Absolute Pressure Sensor
Part #: AS218

Standard Ignition AS218 Manifold Absolute Pressure Sensor

⚙️ 5 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Jeep, Grand Cherokee, TJ, and Wrangler
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Overview of Standard Ignition AS218 Manifold Absolute Pressure Sensor

The Standard Ignition AS218 Manifold Absolute Pressure Sensor is designed for precise engine management in Jeep vehicles. This sensor is compatible with Jeep Grand Cherokee, TJ, and Wrangler models, ensuring accurate manifold pressure readings for optimal performance.

  • Connector Gender: Female
  • Connector Quantity: 1
  • Connector Type: Plug in
  • Terminal Gender: Male
  • Terminal Quantity: 3
  • Terminal Type: Pin

Detailed Product Description

The AS218 sensor from Standard Ignition features a female plug-in connector with a single connection point, facilitating straightforward installation and reliable electrical contact. It includes three male pin terminals designed to interface securely with the vehicle’s wiring harness. This configuration supports stable signal transmission critical for accurate manifold absolute pressure measurement. The sensor’s design aligns with the specific requirements of Jeep Grand Cherokee, TJ, and Wrangler models, providing consistent data to the engine control unit (ECU) for efficient fuel management and emission control.

Common Applications and Problem Resolution

  • Helps resolve engine stalling or rough idling caused by incorrect manifold pressure readings
  • Addresses poor fuel economy linked to faulty MAP sensor signals
  • Corrects issues with engine hesitation or lack of power during acceleration
  • Supports emission control by providing accurate pressure data to the ECU
  • Prevents check engine light triggers related to manifold pressure sensor faults

Installation Notes and Tips

When installing the Standard Ignition AS218 sensor, ensure the female plug-in connector is securely attached to the vehicle’s wiring harness. Verify that the three male pin terminals are free of corrosion or damage before connection. It is recommended to disconnect the battery before installation to avoid electrical shorts. Properly seat the sensor in the manifold to prevent vacuum leaks and ensure accurate pressure readings.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance for Jeep Grand Cherokee, TJ, and Wrangler vehicles. The AS218 Manifold Absolute Pressure Sensor undergoes rigorous testing to ensure durability and accuracy. This part is backed by Standard Ignition’s limited warranty, covering defects in material and workmanship under normal use.

BrandStandard Ignition
Part NumberAS218
Connector GenderFemale
Connector TypePlug In
Terminal GenderMale
Terminal TypePin

This part fits 5 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004JeepGrand Cherokee4.0LL6N/A
2004JeepTJ4.0LL6N/A
2004JeepWrangler4.0LL6N/A
2003JeepTJ4.0LL6N/A
2003JeepWrangler4.0LL6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

2-2703156044545AA56044545AB5S258972-171474277EC7031ECC1102MAPA36MP134

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.