OBD Guide
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P1468

EVAP Purge Pump Overspeed

P1468 is an OBD-II diagnostic trouble code meaning: EVAP Purge Pump Overspeed. Common causes: evap purge pump malfunction, open or short circuit in the pump circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Check Engine light comes on
  • Increased fuel consumption
  • Unstable engine idling
  • Smell of gasoline in or around the car
  • Dips during acceleration

Causes

  • EVAP purge pump malfunction
  • Open or short circuit in the pump circuit
  • Problems with the pump wiring harness
  • Faulty pump relay or fuse
  • Software error in the engine control unit

How to Fix

  1. Check fuses and relays associated with the purge pump
  2. Check the integrity of the wiring harness and pump connectors
  3. Check the resistance and functionality of the purge pump
  4. If necessary, replace the EVAP purge pump
  5. Reset the error and check if it appears again

Related codes

P0440P0441P0446

Error P1468 by Vehicle Brand

BMWVolkswagen

FAQ

What does the P1468 code mean?

P1468 is an OBD-II diagnostic trouble code that indicates: EVAP Purge Pump Overspeed

What causes a P1468 error code?

The most common causes of P1468 include: EVAP purge pump malfunction; Open or short circuit in the pump circuit; Problems with the pump wiring harness; Faulty pump relay or fuse.

How do I fix a P1468 diagnostic trouble code?

To fix P1468: Check fuses and relays associated with the purge pump. Check the integrity of the wiring harness and pump connectors. Check the resistance and functionality of the purge pump. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1468?

Yes, but get it checked soon

How much does it cost to fix P1468?

The estimated repair cost for P1468 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat