P1691 Chrysler Code - Fuel Injection Pump Controller Calibration Error
Quick Answer
The P1691 Chrysler code indicates a Fuel Injection Pump Controller Calibration Error. Common causes include Faulty fuel injection pump, Wiring or connector issues, Malfunctioning ECM. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P1691 Chrysler indicates Fuel Injection Pump Controller Calibration Error.
- Common causes
- Common causes include Faulty fuel injection pump, Wiring or connector issues, Malfunctioning ECM.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P1691 Chrysler Description
The P1691 Chrysler code indicates a Fuel Injection Pump Controller Calibration Error. This error occurs when the Engine Control Module (ECM) detects that the calibration of the fuel injection pump controller does not match the expected values. The fuel injection pump controller is responsible for regulating the amount of fuel that is injected into the engine cylinders at the correct time. When this calibration error occurs, it can lead to a variety of issues that can affect the vehicle's performance and fuel efficiency.
Common Causes of P1691 Chrysler
- Faulty fuel injection pump
- Wiring or connector issues
- Malfunctioning ECM
- Software glitch or programming error
- Electrical interference or signal disruption
Symptoms of P1691 Chrysler
- Reduced fuel efficiency
- Rough idling
- Engine misfires
- Stalling
- Check Engine Light illuminated
How to Fix P1691 Chrysler
- Diagnose the root cause of the calibration error using a professional diagnostic tool.
- Check the wiring and connectors for any signs of damage or corrosion and repair as necessary.
- Test the fuel injection pump controller and replace if faulty.
- Update the ECM software and recalibrate the fuel injection pump controller.
- Clear the error code and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P1691 Chrysler
The typical repair costs for a Fuel Injection Pump Controller Calibration Error can range from $200 to $800, depending on the severity of the issue and the cost of parts and labor. It is important to note that the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It is recommended to check local rates for a more accurate estimate.
Need more information about the P1691 Chrysler code?
Need more information on how to fix the P1691 Chrysler code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P1691 Chrysler code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P1691 Chrysler Code
No Frequently Asked Questions about P1691 Chrysler Code found.
Discuss the causes and fixes for P1691 Chrysler OBDII Code
Code P1691 Chrysler comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.