OBD Guide
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P142E

Exhaust Gas Recirculation Sensor 'D' Circuit High

P142E is an OBD-II diagnostic trouble code meaning: Exhaust Gas Recirculation Sensor 'D' Circuit High. Common causes: short circuit in the egr sensor circuit to power, egr sensor malfunction. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Increased fuel consumption
  • Detonation (knock) during acceleration
  • Unstable idling

Causes

  • Short circuit in the EGR sensor circuit to power
  • EGR sensor malfunction
  • Broken or damaged wiring
  • Problems with sensor connectors
  • Engine control unit malfunction

How to Fix

  1. Check the integrity of the wiring and connectors of the EGR sensor
  2. Measure resistance and voltage at the sensor
  3. Check the operation of the EGR valve
  4. If necessary, replace the EGR sensor
  5. Reset the error and check the system operation

Related codes

P0401P0403P0404

FAQ

What does the P142E code mean?

P142E is an OBD-II diagnostic trouble code that indicates: Exhaust Gas Recirculation Sensor 'D' Circuit High

What causes a P142E error code?

The most common causes of P142E include: Short circuit in the EGR sensor circuit to power; EGR sensor malfunction; Broken or damaged wiring; Problems with sensor connectors.

How do I fix a P142E diagnostic trouble code?

To fix P142E: Check the integrity of the wiring and connectors of the EGR sensor. Measure resistance and voltage at the sensor. Check the operation of the EGR valve. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P142E?

Yes, but get it checked soon

How much does it cost to fix P142E?

The estimated repair cost for P142E is $28–89. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat