P1537 – Ford DTC

Ford DTC P1537 – Intake Manifold Runner Control Stuck Open

DTC P1537 meaning on Ford

DTC P1537 on a Ford vehicle indicates that the Intake Manifold Runner Control (IMRC) is stuck open. The IMRC system is designed to change the length of the intake runners in the intake manifold to optimize engine performance at different RPM ranges.

Ford DTC P1537 symptoms

Symptoms of DTC P1537 on a Ford may include:

• Check Engine Light illuminated
• Decreased engine performance
• Reduced fuel efficiency
• Rough idling or stalling

Ford DTC P1537 causes

Common causes of DTC P1537 on a Ford include:

• Failed Intake Manifold Runner Control (IMRC) actuator
• Stuck open IMRC valve
• Wiring or connector issues in the IMRC system

Ford DTC P1537 seriousness

DTC P1537 should be addressed promptly as it can lead to decreased engine performance and fuel efficiency. Ignoring this code may result in further damage to engine components over time.

How to diagnose DTC P1537 on Ford

To diagnose DTC P1537 on a Ford, a mechanic may perform the following steps:

1. Use a scan tool to retrieve the DTC and freeze frame data
2. Inspect the IMRC actuator and valve for proper operation
3. Check the wiring and connectors for any damage or corrosion
4. Perform a vacuum test on the IMRC system

How to fix DTC P1537 on Ford

To fix DTC P1537 on a Ford, the following steps may be taken:

1. Replace the faulty IMRC actuator or valve
2. Repair any damaged wiring or connectors in the IMRC system
3. Clean or replace the intake manifold if necessary
4. Clear the DTC and perform a test drive to ensure the issue is resolved

How to erase DTC P1537 on Ford

To erase DTC P1537 on a Ford, follow these steps:

1. Use a scan tool to clear the DTC
2. Disconnect the vehicle’s battery for a few minutes to reset the system
3. After performing the necessary repairs, clear the DTC again to ensure it does not return

Recommended tools for Ford diagnostics

Explore our expert picks: The Best OBD2 Scanners for 2025

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.