AutoCodes - Ford - P0121 2008 FORD FUSION

P0121 2008 FORD FUSION Code - Throttle/Pedal Position Sensor/Switch 'A' Circuit Range/Performance

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

|P0121 2008 FORD FUSION code possible causes

  • Dirty throttle plate
  • Faulty throttle position sensor
  • Throttle position sensor harness is open or shorted
  • Throttle position sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

|How do I fix the P0121 2008 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.

|P0121 2008 FORD FUSION code tech notes

You can try to clean the throttle body, before any other repairs.

|Cost of diagnosing the P0121 2008 FORD FUSION code

Labor: 1.0

The cost of diagnosing the P0121 2008 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 P0121 2008 FORD FUSION code detected?

Malfunction is detected when an excessively low or high voltage from the sensor is sent to ECM.

|What are P0121 2008 FORD FUSION code possible symptoms?

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

|P0121 2008 FORD FUSION code description

The throttle position (TP) sensor circuit is monitored by the powertrain control module (PCM) for a non-closed throttle position at idle. The test fails if the key on engine running (KOER) self-test terminates upon placing the transmission gear selector in DRIVE or REVERSE or the TP closed throttle position is not achieved when closing the throttle (idle) after opening it (in PARK or NEUTRAL).
OBDII Code P0121 2008 Ford Fusion - Throttle/Pedal Position Sensor/Switch 'A' Circuit Range/Performance - AutoCodes.com

|Need more information with the P0121 2008 FORD FUSION code?

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|P0121 2008 FORD FUSION code comments

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Repair Importance Level: 3
 
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Repair Difficulty Level: 2
 
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