AutoCodes – Cadillac – P1283 Cadillac

P1283 Cadillac Code - Accelerator Pedal Position Sensor 2 Circuit High Voltage

Quick Answer

The Accelerator Pedal Position (APP) sensors are located within the Throttle Actuator Control (TAC) module assembly. Common causes include Faulty Accelerator Pedal Position (APP), Accelerator Pedal Position harness is open or shorted, Accelerator Pedal Position circuit poor electrical connection. 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
P1283 Cadillac indicates Accelerator Pedal Position Sensor 2 Circuit High Voltage.
Common causes
Common causes include Faulty Accelerator Pedal Position (APP), Accelerator Pedal Position harness is open or shorted, Accelerator Pedal Position circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 3,050
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 05, 2019
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Code P1283 Cadillac Description

The Accelerator Pedal Position (APP) sensors are located within the Throttle Actuator Control (TAC) module assembly. The TAC module assembly is mounted to the accelerator pedal bracket. There are 3 individual APP sensors within the TAC module. Three separate signal circuits, low reference circuits, and 5-volt reference circuits are used in order to determine the accelerator pedal position. The APP sensor signal voltages increase when the accelerator pedal is depressed.
OBDII Code P1283 Cadillac - Accelerator Pedal Position Sensor 2 Circuit High Voltage - AutoCodes.com
P1283 Cadillac Code - Accelerator Pedal Position Sensor 2 Circuit High Voltage

What are the Possible Causes of the DTC P1283 Cadillac?

  • Faulty Accelerator Pedal Position (APP)
  • Accelerator Pedal Position harness is open or shorted
  • Accelerator Pedal Position circuit poor electrical connection

How to Fix the DTC P1283 Cadillac?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1283 Cadillac code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P1283 Cadillac code?

Need more information on how to fix the P1283 Cadillac code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1283 Cadillac code diagnosed by a professional: Find a repair shop in your area

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 P1283 Cadillac Code

1. What are the common symptoms of OBDII code P1283 in a Cadillac related to the Accelerator Pedal Position Sensor 2 Circuit High Voltage?

The common symptoms include poor acceleration, reduced engine power, illuminated check engine light, and potential difficulty shifting gears.

2. What are the possible causes of the OBDII code P1283 in a Cadillac?

The code P1283 typically indicates a malfunction in the Accelerator Pedal Position Sensor 2 circuit, which can be caused by a faulty sensor, damaged wiring, or a poor connection.

3. How can I diagnose the issue related to code P1283 in my Cadillac?

Diagnosing the issue involves checking the condition of the Accelerator Pedal Position Sensor 2, inspecting the wiring for any damage, and testing the sensor's voltage and signal output using a multimeter.

4. Can I still drive my Cadillac with the OBDII code P1283 present?

It is not recommended to drive your Cadillac with the code P1283 present, as it can lead to further damage to the engine or transmission. It is best to address the issue promptly.

5. How can I repair the Accelerator Pedal Position Sensor 2 Circuit High Voltage issue in my Cadillac?

Repairing the issue may involve replacing the Accelerator Pedal Position Sensor 2, repairing or replacing damaged wiring, or ensuring a secure connection between the sensor and the vehicle's ECU.

6. Are there any quick fixes or temporary solutions for the OBDII code P1283 in a Cadillac?

While there may be temporary fixes like clearing the code with a scanner, it is essential to address the root cause of the issue to prevent it from reoccurring.

7. Can a DIY enthusiast fix the OBDII code P1283 issue in a Cadillac?

Depending on your mechanical skills and access to tools, a DIY enthusiast may be able to address the issue by following repair guides or tutorials specific to the Cadillac model.

8. Is it necessary to reset the ECU after repairing the Accelerator Pedal Position Sensor 2 Circuit High Voltage problem in my Cadillac?

Resetting the ECU after repairing the issue can help clear the error code and ensure that the vehicle's computer recognizes the repairs made to the sensor circuit.

9. How much does it typically cost to repair the Accelerator Pedal Position Sensor 2 Circuit High Voltage problem in a Cadillac?

The cost of repairing the issue can vary depending on the extent of the damage, the cost of parts, and labor charges. It is recommended to obtain quotes from reputable mechanics or service centers.

10. Will the check engine light turn off automatically after fixing the OBDII code P1283 in a Cadillac?

Once the underlying issue causing the code P1283 is resolved, the check engine light should turn off automatically after a few successful driving cycles when the ECU detects that the problem is no longer present.

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