Engine-CodesInfiniti – P0345 2003 Infiniti G35

P0345 2003 Infiniti G35 Code - Camshaft Position Sensor Circuit Bank 2

Quick Answer

The P0345 diagnostic trouble code (DTC) for a 2003 Infiniti G35 indicates a problem with the Camshaft Position Sensor Circuit on Bank 2. Common causes include Faulty camshaft position sensor, Damaged wiring or connectors in the sensor circuit, ECM malfunction. 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
P0345 2003 Infiniti G35 indicates Camshaft Position Sensor Circuit Bank 2.
Common causes
Common causes include Faulty camshaft position sensor, Damaged wiring or connectors in the sensor circuit, ECM malfunction.
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.
Table of contents Created and updated by William Orellana on Sep 15, 2024
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Code P0345 2003 Infiniti G35 Description

The P0345 diagnostic trouble code (DTC) for a 2003 Infiniti G35 indicates a problem with the Camshaft Position Sensor Circuit on Bank 2. The camshaft position sensor is a crucial component in the engine management system, responsible for monitoring the position of the camshaft and sending this information to the engine control module (ECM). This data is essential for the ECM to accurately control fuel injection, ignition timing, and other engine functions.

OBDII Code P0345 2003 Infiniti G35 - Camshaft Position Sensor Circuit Bank 2
P0345 2003 Infiniti G35 Code - Camshaft Position Sensor Circuit Bank 2

Common Causes of P0345 2003 Infiniti G35

  1. Faulty camshaft position sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. ECM malfunction
  4. Timing chain or belt issues affecting camshaft position
  5. Engine overheating leading to sensor damage

Symptoms of P0345 2003 Infiniti G35

  1. Rough engine idle
  2. Engine misfires
  3. Difficulty starting the engine
  4. Engine stalling while driving
  5. Decreased fuel efficiency

How to Fix P0345 2003 Infiniti G35

  1. Diagnose the issue using a scan tool to confirm the P0345 code and identify the specific cause.
  2. Inspect the camshaft position sensor, wiring, and connectors for any signs of damage or wear.
  3. Replace the camshaft position sensor if it is found to be faulty.
  4. Repair or replace damaged wiring or connectors in the sensor circuit.
  5. Clear the DTC and perform a test drive to ensure the issue has been resolved.

Cost to Fix P0345 2003 Infiniti G35

The typical repair costs for addressing a P0345 code on a 2003 Infiniti G35 can range from $150 to $300, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It's recommended to check local rates for a more accurate estimate.

Tech Notes for P0345 2003 Infiniti G35

Sometimes and in some models, low battery voltage or a weak starter can trigger a Camshaft Position Sensor code.

When is the Code Detected?

The camshaft position sensor signal is not detected by the Engine Control Module(ECM) during the first few seconds of engine cranking

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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 P0345 2003 Infiniti G35 Code

1. What does the OBDII code P0345 mean on a 2003 Infiniti G35?

P0345 indicates an issue in the camshaft position sensor circuit for Bank 2, which affects the engine's ability to monitor and time the camshaft's position accurately.

2. What are common symptoms of code P0345 in a 2003 Infiniti G35?

Symptoms include hard starting, engine misfires, rough idling, reduced power, poor fuel economy, and the Check Engine Light being illuminated.

3. What causes the P0345 code on a 2003 Infiniti G35?

Common causes include a faulty camshaft position sensor, damaged wiring or connectors, issues with the crankshaft position sensor, or problems with the timing chain or timing components.

4. How do I locate the camshaft position sensor for Bank 2 on a 2003 Infiniti G35?

The Bank 2 camshaft position sensor is located on the passenger side of the engine, near the rear of the cylinder head.

5. Can a bad camshaft position sensor cause the P0345 code?

Yes, a faulty camshaft position sensor is one of the most common reasons for this code and often requires replacement.

6. How do you fix the P0345 code on a 2003 Infiniti G35?

Repairs may include replacing the camshaft position sensor for Bank 2, repairing damaged wiring or connectors, inspecting timing components, or updating the engine control module (ECM) software.

7. Can a loose or damaged connector cause the P0345 code?

Yes, a loose, corroded, or damaged connector in the camshaft position sensor circuit can trigger the P0345 error code.

8. Is it safe to drive with the P0345 code on a 2003 Infiniti G35?

Driving with this code is not recommended, as it can lead to further engine damage, reduced performance, and potential stalling while driving.

9. Do I need special tools to diagnose the P0345 code?

A diagnostic scanner capable of reading live data and a multimeter to check wiring and sensor voltage are typically needed to diagnose this issue accurately.

10. How much does it cost to fix the P0345 code on a 2003 Infiniti G35?

Repair costs vary but generally range between $150 and $400, depending on whether the camshaft position sensor, wiring, or other components need replacement. Labor costs may also vary based on location.

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