OBD Guide

P2B7D

EVAP System Pressure Sensor/Switch C Circuit High

P2B7D is an OBD-II diagnostic trouble code meaning: EVAP System Pressure Sensor/Switch C Circuit High. Common causes: evap pressure 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
  • Problems starting the engine
  • Increased fuel consumption
  • Smell of gasoline in or around the car

Causes

  • EVAP pressure sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Wiring harness damage
  • Problems with the engine control unit

How to Fix

  1. Check the continuity of the EVAP pressure sensor circuit
  2. Inspect the sensor connectors and contacts for corrosion or damage.
  3. Check sensor resistance and voltage
  4. If necessary, replace the EVAP pressure sensor
  5. Reset the error code and check if it returns

Related codes

Error P2B7D by Vehicle Brand

FAQ

What does the P2B7D code mean?

P2B7D is an OBD-II diagnostic trouble code that indicates: EVAP System Pressure Sensor/Switch C Circuit High

What causes a P2B7D error code?

The most common causes of P2B7D include: EVAP pressure sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Wiring harness damage.

How do I fix a P2B7D diagnostic trouble code?

To fix P2B7D: Check the continuity of the EVAP pressure sensor circuit. Inspect the sensor connectors and contacts for corrosion or damage.. Check sensor resistance and voltage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2B7D?

Yes, but get it checked soon

How much does it cost to fix P2B7D?

The estimated repair cost for P2B7D is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat