OBD Guide

P148F

EVAP Purge Pump Voltage Sensor High Voltage

P148F is an OBD-II diagnostic trouble code meaning: EVAP Purge Pump Voltage Sensor High Voltage. Common causes: evap purge pump voltage sensor malfunction, open or short circuit in the sensor 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 Is On
  • Increased fuel consumption
  • Problems starting the engine
  • Unstable engine idling
  • The smell of gasoline in or around the car

Causes

  • EVAP purge pump voltage sensor malfunction
  • Open or short circuit in the sensor circuit
  • Problems with wiring harness or contacts
  • EVAP purge pump malfunction
  • Problems with the engine control unit

How to Fix

  1. Check the continuity of the voltage sensor circuit
  2. Check connections and contacts in the circuit
  3. Test the purge pump voltage sensor
  4. Check the functionality of the EVAP purge pump
  5. If necessary, replace faulty components

Related codes

FAQ

What does the P148F code mean?

P148F is an OBD-II diagnostic trouble code that indicates: EVAP Purge Pump Voltage Sensor High Voltage

What causes a P148F error code?

The most common causes of P148F include: EVAP purge pump voltage sensor malfunction; Open or short circuit in the sensor circuit; Problems with wiring harness or contacts; EVAP purge pump malfunction.

How do I fix a P148F diagnostic trouble code?

To fix P148F: Check the continuity of the voltage sensor circuit. Check connections and contacts in the circuit. Test the purge pump voltage sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P148F?

Yes, but get it checked soon

How much does it cost to fix P148F?

The estimated repair cost for P148F is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat