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Code P2117

Quick reference

P2117 at a glance

Plain-language meaning
This code means that the car's computer thinks the gas pedal isn't working right. It's like when you press a button and nothing happens.
Urgency
Moderate – While the vehicle may still be drivable, it can lead to poor performance and should be addressed soon.
Difficulty
Moderate
System
Sensor Issue
Tools mentioned
OBD-II scanner, Multimeter, Screwdriver set

This summary uses the existing diagnostic information shown in full below.

Laymans terms

This code means that the car's computer thinks the gas pedal isn't working right. It's like when you press a button and nothing happens.

Explanation

The code P2117 is triggered when the Engine Control Module (ECM) detects a problem with the minimum stop performance of the throttle/pedal position sensor F.

Technical description

P2117 indicates that the throttle/pedal position sensor F is not reaching its minimum stop position as expected. This sensor helps the car's computer understand how much you are pressing the gas pedal. If it doesn't work right, the car might not accelerate properly.

Symptoms

• Check Engine Light is on

• Poor acceleration

• Unstable idle speed

Common Causes

• Faulty throttle/pedal position sensor

• Wiring issues or poor connections

• Throttle body malfunction

Glossary

Throttle Body: A component of the air intake system that controls the amount of air flowing into the engine.

ECM: Engine Control Module, the computer that controls engine functions.

Diagnosis steps

• Use an OBD-II scanner to confirm the code.

• Inspect the wiring and connectors to the throttle/pedal position sensor.

• Test the sensor for proper operation using a multimeter.

Repair procedures

• Replace the faulty throttle/pedal position sensor.

• Repair or replace damaged wiring or connectors.

• Clean or replace the throttle body if necessary.

Tools required

• OBD-II scanner

• Multimeter

• Screwdriver set

Estimated repair cost

$150 - $400

Difficulty level

Moderate

Commonly affected vehicles

• Toyota Camry

• Ford Focus

• Honda Accord

Preventive measures

• Regularly inspect and clean the throttle body.

• Ensure all electrical connections are secure.

• Perform routine maintenance checks.

Error code type

Sensor Issue

User experience recommendations

• Avoid driving at high speeds until the issue is fixed.

• Regularly check for updates on vehicle recalls or service bulletins.

Warranty information

Check with your vehicle manufacturer for warranty coverage on emissions-related components.

Historical data

P2117 has been a common issue in vehicles with electronic throttle control systems, especially as they age.

Urgency level

Moderate – While the vehicle may still be drivable, it can lead to poor performance and should be addressed soon.

Testing conditions

• Engine running at idle

• Vehicle in park or neutral

Component location

The throttle/pedal position sensor is typically located on the throttle body or near the accelerator pedal.

FAQs

Q: Can I drive my car with a P2117 code?
A: It's possible to drive, but it's not recommended due to potential performance issues.

Q: How do I reset the Check Engine Light after fixing P2117?
A: Use an OBD-II scanner to clear the code after repairs are completed.

Optional diagnostic gear

Tools that may help diagnose P2117

THINKCAR ThinkScan Bidirectional diagnostic tool illustration

High-End · Full-system diagnostics

THINKCAR ThinkScan Bidirectional

A full-system bidirectional platform aimed at advanced DIY users and professional diagnostic workflows.

Network faults often require full-system access instead of a generic code reader alone.

View on Amazon
Klein Tools MM325 diagnostic tool illustration

Universal · Digital multimeter

Klein Tools MM325

A solid entry-level multimeter for voltage, continuity, resistance, and basic electrical troubleshooting.

Helpful for checking voltage drops, grounds, and basic circuit health when modules are not communicating.

View on Amazon
WORKPRO Wiring Repair Kit diagnostic tool illustration

Universal · Wire connectors and repair kit

WORKPRO Wiring Repair Kit

Useful when diagnosis points toward damaged wiring, corroded terminals, or connector repairs.

Useful if diagnosis points toward damaged connectors, wiring, or terminal repairs.

View on Amazon

These are optional diagnostic tools, not guaranteed fixes. As an Amazon Associate I earn from qualifying purchases.

Fitment matters

Commonly referenced parts for P2117

Denso Mass Air Flow Sensor product illustration

Fitment Required · Vehicle-fitment part

Denso Mass Air Flow Sensor

Relevant for airflow, fuel-trim, and intake-metering faults after confirming the sensor is actually at fault.

Airflow and fuel-trim codes can involve the mass air flow sensor after proper diagnosis.

Verify the sensor design and fitment for your exact vehicle.

View options on Amazon

These parts may be related to this fault category, but a code by itself does not confirm exact fitment or guarantee that replacing a part will solve the problem.

Source: ezOBD2 diagnostic database
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