OBD Guide

U3560

Cathode Backpressure Valve Position Sensor Circuit

U3560 is an OBD-II diagnostic trouble code meaning: Cathode Backpressure Valve Position Sensor Circuit. Common causes: valve position sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Increased fuel consumption
  • Unstable engine idling
  • Increased emissions

Causes

  • Valve position sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor connection or corroded connectors
  • Mechanical failure of the back pressure valve
  • Wiring Harness Problems

How to Fix

  1. Check the integrity of the sensor circuit
  2. Check sensor connections and connectors
  3. Check the functionality of the valve position sensor
  4. Check the mechanical operation of the back pressure valve
  5. Replace faulty components

Related codes

Error U3560 by Vehicle Brand

FAQ

What does the U3560 code mean?

U3560 is an OBD-II diagnostic trouble code that indicates: Cathode Backpressure Valve Position Sensor Circuit

What causes a U3560 error code?

The most common causes of U3560 include: Valve position sensor malfunction; Open or short circuit in the sensor circuit; Poor connection or corroded connectors; Mechanical failure of the back pressure valve.

How do I fix a U3560 diagnostic trouble code?

To fix U3560: Check the integrity of the sensor circuit. Check sensor connections and connectors. Check the functionality of the valve position sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U3560?

Yes, but get it checked soon

How much does it cost to fix U3560?

The estimated repair cost for U3560 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat