What Does a MAP Sensor Do?

The MAP (Manifold Absolute Pressure) sensor measures intake manifold pressure and sends data to the ECU for:

• Fuel delivery calculations
• Ignition timing adjustments
• Boost/load monitoring
• Airflow estimation
• Engine performance optimization

On turbocharged applications like the MKIV Supra, accurate manifold pressure readings are critical for proper engine operation.

When the MAP sensor fails, the ECU basically starts making educated guesses. And boosted engines are not fans of improvisation.

[Vehicle Fitment]: Compatible with Toyota Supra 1994-1998 L6 3.0L

Common Symptoms of a Bad MAP Sensor

A failing intake manifold pressure sensor may cause:

• Check engine light
• Hesitation under boost
• Rough idle
• Poor fuel economy
• Hard starting
• Inconsistent boost response
• Rich or lean fuel conditions
• Reduced engine performance

Or your Supra suddenly drives like a Corolla with emotional damage.

[Reference Number]: 13627801387, 13 62 7 801 387, 8942012210, 89420-12210, 8942012220, 89420-12220, 8942171020, 89421-71020

Key Features

3-Pin OEM-Style Design

Built for direct-fit installation on compatible Toyota Supra applications.

Accurate Pressure Monitoring

Helps restore:

• Stable fuel trims
• Proper boost response
• Improved throttle sensitivity
• Better overall drivability

Durable Construction

Designed to withstand:

• Turbocharged engine heat
• Vibration
• Long-term engine bay temperatures
• Daily driving and modified applications

Because the average MKIV engine bay experiences enough heat to roast small wildlife.

[Specifications]: ① Terminal Quantity: 3 ② Terminal Sort: Blade ③ Package Quantity: 1; ④ Packaging Sort: Box; ⑤ Fitment Sort: Direct Replacement

Why Replace Your MAP Sensor?

Replacing a failing MAP sensor can help:

• Restore boost consistency
• Improve idle quality
• Eliminate hesitation
• Improve fuel economy
• Resolve MAP-related trouble codes
• Restore ECU accuracy

Which becomes especially important on modified Supras running upgraded turbos, fuel systems, or standalone tuning.

Because tuning around a failing sensor is basically trying to build a skyscraper on quicksand.

[Benefits]: Manufactured to exacting OEM specifications. Produced from prime performance materials to make sure consistent performance. Fast response and precise checking out for stable engine operation
[Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted Pressure Sensor. We provide all kinds of automotive accessory categories, making sure that you’ll hit the street with peace of mind

Ideal for Stock & Modified 2JZ Builds

Perfect for:

• OEM restorations
• Daily-driven Supras
• Single turbo builds
• BPU setups
• High-mileage 2JZ engines
• Engine refresh projects

Whether your Supra makes factory power or enough horsepower to threaten driveline components financially.

Installation Notes

Typical installation steps:

1. Disconnect battery
2. Remove old MAP sensor
3. Install replacement sensor
4. Reconnect electrical connector
5. Clear ECU codes if necessary

Generally a simple install unless previous owners used hardware tightened by Thor himself. Do you need help testing your Toyota Supra 2JZ Mass Air Flow Sensor?

Final Thoughts

The A-Premium 3-Pin MAP Intake Manifold Pressure Sensor is a solid replacement option for maintaining proper engine management on the legendary MKIV Toyota Supra.

Whether you’re restoring drivability, solving hesitation issues, or keeping your boosted 2JZ running correctly under load, a functioning MAP sensor is essential for accurate ECU operation and reliable performance.

Because 1,000-horsepower builds are cool… but sensors that actually communicate with the ECU are slightly more important.