AutoCodes - Infiniti - P0451 2003 INFINITI G35

P0451 2003 INFINITI G35 Code - EVAP Control System Pressure Sensor Performance

Repair Importance Level: 1/3
Repair Difficulty Level: 3/3
Table of contents

|P0451 2003 INFINITI G35 code possible causes

  • Faulty Evaporative Emission System (EVAP) Pressure Sensor
  • Evaporative Emission System (EVAP) Pressure sensor harness is open or shorted
  • Evaporative Emission System (EVAP) Pressure sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

|How do I fix the P0451 2003 INFINITI G35 code?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|Cost of diagnosing the P0451 2003 INFINITI G35 code

Labor: 1.0

The cost of diagnosing the P0451 2003 INFINITI G35 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|When is the P0451 2003 INFINITI G35 code detected?

An improper voltage signal from EVAP control system pressure sensor is sent to Engine Control Module (ECM).

|What are P0451 2003 INFINITI G35 code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|P0451 2003 INFINITI G35 code description

The Evaporative Emission System (EVAP) control system pressure sensor detects pressure in the purge line. The sensor output voltage to the Engine Control Module (ECM) increases as pressure increases. The EVAP control system pressure sensor is not used to control the engine system. It is used only for on board diagnosis.
OBDII Code P0451 2003 Infiniti G35 - EVAP Control System Pressure Sensor Performance - AutoCodes.com

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|P0451 2003 INFINITI G35 code comments

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Repair Importance Level: 1
 
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