AutoCodes – Volkswagen – P0342 Volkswagen

P0342 Volkswagen Code - Camshaft Position Sensor 'A' Circuit Low Input Bank 1

Quick Answer

The Camshaft Position Sensor is an electronic device used in an engine to record the rate at which the camshaft is spinning. Common causes include Faulty Camshaft Position Sensor, Camshaft Position Sensor harness is open or shorted, Camshaft Position Sensor 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
P0342 Volkswagen indicates Camshaft Position Sensor 'A' Circuit Low Input Bank 1.
Common causes
Common causes include Faulty Camshaft Position Sensor, Camshaft Position Sensor harness is open or shorted, Camshaft Position Sensor 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.
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Code Popularity 33,271
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0342 Volkswagen Description

The Camshaft Position Sensor is an electronic device used in an engine to record the rate at which the camshaft is spinning. This information is used by the Engine Control Module(ECM) to control ignition and fuel injection. The camshaft position sensor senses the retraction of camshaft (intake) to identify a particular cylinder. The camshaft position sensor senses the piston position. The sensor system consists of a rotating part, typically a disc, as well as a static part, the actual sensor.
When the engine is running, the high and low parts of the teeth cause the gap with the sensor to change. The changing gap causes the magnetic field near the sensor to change. The change in the magnetic field cause the voltage from the sensor to change.
When the crankshaft position sensor (POS) system becomes inoperative, the camshaft position sensor provides various controls of engine parts instead, utilizing timing of cylinder identification signals.
OBDII Code P0342 Volkswagen - Camshaft Position Sensor 'A' Circuit Low Input Bank 1 - AutoCodes.com
P0342 Volkswagen Code - Camshaft Position Sensor 'A' Circuit Low Input Bank 1

What are the Possible Causes of the DTC P0342 Volkswagen?

  • Faulty Camshaft Position Sensor
  • Camshaft Position Sensor harness is open or shorted
  • Camshaft Position Sensor circuit poor electrical connection
  • Faulty starter motor
  • Starting system circuit
  • Dead (Weak) battery

How to Fix the DTC P0342 Volkswagen?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0342 Volkswagen 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.

Frequently Asked Questions about P0342 Volkswagen Code

1. What does the OBDII code P0342 mean on a Volkswagen?

The P0342 code indicates that the Engine Control Module (ECM) has detected a low voltage input from the camshaft position sensor 'A' in Bank 1.

2. What are the symptoms of code P0342 in a Volkswagen?

Symptoms of a P0342 code can include poor engine performance, rough idling, difficulty starting the engine, increased fuel consumption, and a possible stalling of the vehicle.

3. What can cause a P0342 code in a Volkswagen?

Causes of the P0342 code may include a faulty camshaft position sensor, damaged wiring or connectors to the camshaft position sensor, or a problem with the ECM itself.

4. How can I fix the P0342 code in my Volkswagen?

To fix the P0342 code, start by inspecting the camshaft position sensor and its connections for any signs of damage or corrosion. Replace the sensor if it is faulty. If the wiring is damaged, repair or replace it as needed.

5. Is it safe to drive my Volkswagen with the P0342 code?

Driving with the P0342 code can lead to drivability issues and potentially cause further damage to the engine. It is advisable to address the issue as soon as possible.

6. How do I diagnose the cause of a P0342 code in a Volkswagen?

Diagnosing the P0342 code involves using a scan tool to confirm the presence of the code, visually inspecting the camshaft position sensor and wiring, and possibly using a multimeter to check for proper voltage and resistance levels in the sensor's circuit.

7. What tools are needed to resolve a P0342 code on a Volkswagen?

Tools needed may include a diagnostic scan tool, a digital multimeter, and basic hand tools for accessing and replacing the camshaft position sensor.

8. Could a P0342 code be triggered by something other than a faulty sensor?

Yes, besides a faulty sensor, a P0342 code could be triggered by issues such as corroded or loose connections, damaged wiring, or a malfunctioning ECM.

9. What is the cost to fix a P0342 code in a Volkswagen?

The cost to fix a P0342 code can vary widely. Replacing a camshaft position sensor can cost anywhere from $100 to $300 including parts and labor, depending on the model and labor rates. Costs could be higher if additional issues like wiring repairs are needed.

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