OBD Guide

P0346

Camshaft Position Sensor A Circuit Range/Performance Bank 2

P0346 is an OBD-II diagnostic trouble code meaning: Camshaft Position Sensor A Circuit Range/Performance Bank 2. Common causes: camshaft position sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Unstable engine operation
  • Increased fuel consumption
  • Power Loss
  • Difficulty starting the engine
  • Check Engine Light Illuminates

Causes

  • Camshaft position sensor malfunction
  • Open or short circuit in wiring harness
  • Poor contact in the sensor connector
  • Mechanical problems with the camshaft or timing belt/chain
  • Engine ECU malfunction

How to Fix

  1. Check the condition of the camshaft position sensor
  2. Inspect the wiring harness and connectors for damage.
  3. Check resistance and sensor signal
  4. Replace sensor if necessary
  5. Check the condition of the timing chain/belt
  6. Reset the error and check engine operation

Related codes

Error P0346 by Vehicle Brand

FAQ

What does the P0346 code mean?

P0346 is an OBD-II diagnostic trouble code that indicates: Camshaft Position Sensor A Circuit Range/Performance Bank 2

What causes a P0346 error code?

The most common causes of P0346 include: Camshaft position sensor malfunction; Open or short circuit in wiring harness; Poor contact in the sensor connector; Mechanical problems with the camshaft or timing belt/chain.

How do I fix a P0346 diagnostic trouble code?

To fix P0346: Check the condition of the camshaft position sensor. Inspect the wiring harness and connectors for damage.. Check resistance and sensor signal. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0346?

Limited driving only, diagnose soon

How much does it cost to fix P0346?

The estimated repair cost for P0346 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat