OBD Guide
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P140F

Exhaust Gas Recirculation Current Performance

P140F is an OBD-II diagnostic trouble code meaning: Exhaust Gas Recirculation Current Performance. Common causes: egr valve clogged, egr solenoid valve malfunction. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Increased fuel consumption
  • Unstable engine idling
  • Dips during acceleration

Causes

  • EGR valve clogged
  • EGR solenoid valve malfunction
  • Problems with wiring or connectors
  • EGR valve position sensor malfunction
  • Engine control unit software error

How to Fix

  1. Check the condition of the EGR valve and clean or replace if necessary
  2. Check EGR solenoid valve
  3. Check the integrity of wiring and connections
  4. Check EGR valve position sensor
  5. Reset the error and check if it returns

Related codes

P0401P0402P0403

FAQ

What does the P140F code mean?

P140F is an OBD-II diagnostic trouble code that indicates: Exhaust Gas Recirculation Current Performance

What causes a P140F error code?

The most common causes of P140F include: EGR valve clogged; EGR solenoid valve malfunction; Problems with wiring or connectors; EGR valve position sensor malfunction.

How do I fix a P140F diagnostic trouble code?

To fix P140F: Check the condition of the EGR valve and clean or replace if necessary. Check EGR solenoid valve. Check the integrity of wiring and connections. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P140F?

Yes, but get it checked soon

How much does it cost to fix P140F?

The estimated repair cost for P140F is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat