OBD Guide

U0692

Lost Communication With Exhaust Pressure Sensor B

U0692 is an OBD-II diagnostic trouble code meaning: Lost Communication With Exhaust Pressure Sensor B. Common causes: open or short circuit in the sensor circuit, exhaust gas pressure sensor b malfunction. Estimated repair cost: $13–94.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$13–94 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Increased fuel consumption
  • Incorrect operation of the EGR system
  • Problems starting the engine (in rare cases)

Causes

  • Open or short circuit in the sensor circuit
  • Exhaust gas pressure sensor B malfunction
  • Poor contact in the sensor connector
  • Wiring harness damage
  • ECU malfunction (rare)

How to Fix

  1. Check the continuity of the exhaust gas pressure sensor B circuit
  2. Check sensor connectors and connections
  3. Test sensor resistance and voltage
  4. Replace exhaust gas pressure sensor B if necessary
  5. Check for ECU firmware updates

Related codes

Error U0692 by Vehicle Brand

FAQ

What does the U0692 code mean?

U0692 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Exhaust Pressure Sensor B

What causes a U0692 error code?

The most common causes of U0692 include: Open or short circuit in the sensor circuit; Exhaust gas pressure sensor B malfunction; Poor contact in the sensor connector; Wiring harness damage.

How do I fix a U0692 diagnostic trouble code?

To fix U0692: Check the continuity of the exhaust gas pressure sensor B circuit. Check sensor connectors and connections. Test sensor resistance and voltage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0692?

Yes, but get it checked soon

How much does it cost to fix U0692?

The estimated repair cost for U0692 is $13–94. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat