OBD Guide

P2141

EGR Throttle Control Circuit A Low

P2141 is an OBD-II diagnostic trouble code meaning: EGR Throttle Control Circuit A Low. Common causes: open or short circuit in the egr throttle control circuit, egr throttle 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
  • Unstable engine idling
  • The engine goes into emergency mode

Causes

  • Open or short circuit in the EGR throttle control circuit
  • EGR throttle malfunction
  • Problems with the wiring harness or connectors
  • Engine control unit (ECU) malfunction
  • Corrosion of contacts in the control circuit

How to Fix

  1. Check the integrity of the EGR throttle control circuit
  2. Inspect connectors and wiring harness for damage
  3. Check resistance and operation of the EGR throttle valve
  4. Scan the ECU for additional errors
  5. If necessary, replace the EGR throttle valve or repair the circuit

Related codes

Error P2141 by Vehicle Brand

FAQ

What does the P2141 code mean?

P2141 is an OBD-II diagnostic trouble code that indicates: EGR Throttle Control Circuit A Low

What causes a P2141 error code?

The most common causes of P2141 include: Open or short circuit in the EGR throttle control circuit; EGR throttle malfunction; Problems with the wiring harness or connectors; Engine control unit (ECU) malfunction.

How do I fix a P2141 diagnostic trouble code?

To fix P2141: Check the integrity of the EGR throttle control circuit. Inspect connectors and wiring harness for damage. Check resistance and operation of the EGR throttle valve. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2141?

Yes, but get it checked soon

How much does it cost to fix P2141?

The estimated repair cost for P2141 is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat