U067E

Lost Communication With Exhaust Pressure Control Valve B Sensor/Switch

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$28–94 (est.)

Symptoms

Check Engine Light Is On
Reduced engine power
Increased fuel consumption
Unstable engine operation at idle
Activating emergency engine operation

Causes

Open or short circuit in the sensor wiring harness
Malfunction of the pressure sensor itself
Poor contact in the sensor connector
Problems with power or grounding of the sensor
Engine ECU malfunction

How to Fix

Check the integrity of the wiring to the sensor
Inspect the sensor connector for oxidation or damage.
Check the power supply and grounding of the sensor
Test or replace exhaust gas pressure sensor
If necessary, diagnose the ECU

Related codes

U067D U067F U0680