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Engine-Codes – Generic – P1308

P1308 Code - Acceleration Sensor Circuit Low Input

Quick Answer

The P1308 code indicates that there is a low input signal detected in the acceleration sensor circuit. Common causes include Faulty acceleration sensor, Damaged wiring or connectors in the sensor circuit, Malfunctioning ECM. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
P1308 indicates Acceleration Sensor Circuit Low Input.
Common causes
Common causes include Faulty acceleration sensor, Damaged wiring or connectors in the sensor circuit, Malfunctioning ECM.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
What is this?
Table of contents Created and updated by William Orellana on Aug 19, 2024
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Code P1308 Description

The P1308 code indicates that there is a low input signal detected in the acceleration sensor circuit. This sensor is responsible for monitoring the acceleration of the vehicle and providing this information to the engine control module (ECM) for proper fuel delivery and transmission shifting. When the sensor circuit detects a low input signal, it can lead to issues with engine performance, fuel efficiency, and overall drivability of the vehicle.

OBDII Code P1308 - Acceleration Sensor Circuit Low Input
P1308 Code - Acceleration Sensor Circuit Low Input

Common Causes of P1308

  1. Faulty acceleration sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. Malfunctioning ECM
  4. Internal sensor component issues

Symptoms of P1308

  1. Hesitation or lack of response when accelerating
  2. Rough idling or stalling
  3. Poor fuel economy
  4. Check engine light illuminated on the dashboard

How to Fix P1308

  1. Begin by using a diagnostic scanner to retrieve the specific trouble code and verify the issue.
  2. Inspect the wiring and connectors in the acceleration sensor circuit for any damage or corrosion.
  3. Test the acceleration sensor for proper function and replace if necessary.
  4. Clear the trouble code from the ECM memory and perform a test drive to verify that the issue has been resolved.
  5. If the problem persists, further diagnostics may be needed to identify any underlying issues with the ECM or other components.

Cost to Fix P1308

The cost of repairing a P1308 code can vary depending on the specific cause of the issue. On average, the repair costs for this type of problem can range from $100 to $300, including parts and labor. However, it's important to note that labor rates and diagnostic fees at auto repair shops can vary, so it's recommended to obtain quotes from different shops to get a more accurate estimate.

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Code P1308 Information for Specific Makes

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1308 Code

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