AutoCodes - Ford - P0400 2009 FORD FUSION

P0400 2009 FORD FUSION Code - Exhaust Gas Recirculation Flow

Repair Importance Level: 2/3
Repair Difficulty Level: 2/3
Table of contents

|P0400 2009 FORD FUSION code possible causes

  • Exhaust Gas Recirculation (EGR) volume control valve stuck closed
  • Faulty Exhaust Gas Recirculation (EGR) volume control solenoid valve
  • Faulty EGR Valve
  • Faulty EGR temperature sensor and circuit
  • Exhaust Gas Recirculation (EGR) solenoid valve harness is open or shorted
  • Exhaust Gas Recirculation (EGR) solenoid valve circuit poor electrical connection
  • Dead (Weak) battery

|How do I fix the P0400 2009 FORD FUSION 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.

|P0400 2009 FORD FUSION code tech notes

EGR flow malfunction could be caused by a clogged EGR valve or EGR tube. Before replacing any parts try cleaning the EGR valve, tube and passages.

|Cost of diagnosing the P0400 2009 FORD FUSION code

Labor: 1.0

The cost of diagnosing the P0400 2009 FORD FUSION 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 P0400 2009 FORD FUSION code detected?

Exhaust Gas Recirculation (EGR) flow control is not responding

|What are P0400 2009 FORD FUSION code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Possible engine hesitation

|P0400 2009 FORD FUSION code description

The electric EGR (EEGR) system is monitored once per drive cycle at high and low load conditions. The test fails when a concern is detected by powertrain control module (PCM) calculations indicating the EGR flow is less or greater than expected.
OBDII Code P0400 2009 Ford Fusion - Exhaust Gas Recirculation Flow - AutoCodes.com

|Need more information with the P0400 2009 FORD FUSION code?

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|P0400 2009 FORD FUSION code comments

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Repair Importance Level: 2
 
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