P1688 Chrysler Code - Internal Fuel Injection Pump Controller Failure
Quick Answer
The P1688 Chrysler code indicates an internal failure within the fuel injection pump controller. Common causes include Electrical failures, Wiring issues, Internal component wear and tear. 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
- P1688 Chrysler indicates Internal Fuel Injection Pump Controller Failure.
- Common causes
- Common causes include Electrical failures, Wiring issues, Internal component wear and tear.
- 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.
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Code P1688 Chrysler Description
The P1688 Chrysler code indicates an internal failure within the fuel injection pump controller. The fuel injection pump controller is a crucial component of the vehicle's fuel system, responsible for regulating the amount of fuel that is delivered to the engine for combustion. When this controller fails, it can have significant implications for the vehicle's performance and overall operation.
Common Causes of P1688 Chrysler
- Electrical failures
- Wiring issues
- Internal component wear and tear
- Corrosion or contamination within the fuel system
- Overheating of the fuel injection pump controller
Symptoms of P1688 Chrysler
- Poor engine performance
- Decreased fuel efficiency
- Rough idling
- Stalling
- Difficulty starting the vehicle
How to Fix P1688 Chrysler
- Diagnose the issue by using a diagnostic scanner to read the fault code and identify the specific problem within the fuel injection pump controller.
- Inspect the wiring and electrical connections to ensure they are properly connected and free of damage.
- Test the internal components of the fuel injection pump controller to identify any faulty parts that may need to be replaced.
- Replace the faulty components or the entire fuel injection pump controller if necessary.
- Clear the fault code from the vehicle's ECU and test the vehicle to ensure that the issue has been resolved.
Cost to Fix P1688 Chrysler
The cost of repairing an internal fuel injection pump controller failure can vary depending on the extent of the damage and the specific components that need to be replaced. On average, the repair costs for this issue can range from $500 to $1500, including parts and labor. It's important to keep in mind that labor rates at auto repair shops can vary, so it's recommended to obtain quotes from multiple shops to get a more accurate estimate for your specific vehicle.
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