AutoCodes – Audi – P1338 Audi

P1338 Audi Code - Camshaft Position Sensor Bank 1 Open Circuit Or Short To Positive

Quick Answer

This fault code is stored in the Engine Control Module (ECM) when the input signal from the Camshaft Position (CMP) Sensor is not within the operating range. Common causes include Faulty Camshaft Position (CMP) Sensor, Faulty Crankshaft Position Sensor, Camshaft Position Sensor harness is open or shorted. 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: P1338 Audi indicates Camshaft Position Sensor Bank 1 Open Circuit Or Short To Positive.
Common causes: Common causes include Faulty Camshaft Position (CMP) Sensor, Faulty Crankshaft Position Sensor, Camshaft Position Sensor harness is open or shorted.
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 Popularity 12,360

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 11, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P1338 Audi Description

This fault code is stored in the Engine Control Module (ECM) when the input signal from the Camshaft Position (CMP) Sensor is not within the operating range. There can be a Camshaft Position Sensor sync issue with the Crankshaft Position Sensor and they should be tested with an oscilloscope.
This Diagnostic Trouble Code (DTC) can be caused by a faulty camshaft position sensor, faulty camshaft/crankshaft correlation, a fault in the camshaft position sensor circuit, faulty engine timing, and/or a faulty engine control module. Additionally, any mechanical faults can cause this DTC as well.

OBDII Code P1338 Audi - Camshaft Position Sensor Bank 1 Open Circuit Or Short To Positive - AutoCodes.com — P1338 Audi Code - Camshaft Position Sensor Bank 1 Open Circuit Or Short To Positive

What does this mean?

What are the Possible Causes of the DTC P1338 Audi?

Faulty Camshaft Position (CMP) Sensor
Faulty Crankshaft Position Sensor
Camshaft Position Sensor harness is open or shorted
Camshaft Position Sensor circuit poor electrical connection
Faulty Engine Control Module (ECM)
Faulty Engine Timing

How to Fix the DTC P1338 Audi?

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 P1338 Audi 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.

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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.