Skip to product information
SKU:
ZZ3H00147
Same day shipping if ordered by 4PM CST.
56029405 Manifold Pressure MAP Sensor Fit Jeep Grand Cherokee TJ 4.0L 4.7L 97-03
$28.09
In Stock
$28.09
Sale price
$28.09
Regular price
Part Number(s)
Estimated delivery between
Let Northline Parts Do the Heavy Lifting for You!
Not sure which part you need? Our team can help you find the right replacement.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
Edward H. — Verified customer
Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Compatible equipment / model
Manifold Pressure MAP Sensor for Jeep
This manifold pressure MAP sensor, referencing part number 56029405, is designed for Jeep Grand Cherokee TJ models with 4.0L or 4.7L engines from 1997 to 2003. It measures intake manifold pressure to help the engine control unit optimize fuel delivery and ignition timing for efficient performance.
Overview
This MAP sensor is an essential component for the engine management system in compatible Jeep vehicles, as it monitors manifold pressure to ensure proper air-fuel mixture. A failing sensor can lead to poor fuel economy, rough idling, or stalling, making this replacement part a direct solution for restoring performance. Built as a direct-fit component for these Jeep models, it helps maintain smooth engine operation under various driving conditions.
Built For Performance
- Provides accurate manifold pressure readings to support precise fuel injection control
- Constructed with durable materials to withstand engine heat and vibration
- Designed as a direct replacement for the original sensor, simplifying installation
- Helps maintain optimal engine performance and fuel efficiency when functioning correctly
Fits These Machines
- for Jeep Grand Cherokee TJ 4.0L 1997-2003
- for Jeep Grand Cherokee TJ 4.7L 1997-2003
On-The-Job Use
- Used in engine bays of vehicles to monitor intake pressure for daily commuting
- Installed during routine maintenance to resolve rough idling or stalling issues
- Applied in DIY repairs to restore proper engine response during acceleration
Specs At A Glance
| Part Number(s) | 56029405 |
| Type | Manifold Pressure (MAP) Sensor |
| Compatible Engines | 4.0L, 4.7L |
Good To Know
Q: What symptoms indicate that this MAP sensor needs replacement?A: Common signs include a check engine light, poor fuel economy, and hesitation or stalling during acceleration. Replacing a faulty sensor restores proper engine management.
Q: Is this sensor easy to install?A: Yes, it is a direct replacement part that typically requires basic tools to swap out. Always verify the sensor matches your vehicle's year, engine, and serial number before installation.
Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.