Engine-Codes - Ford - P120B FORD

P120B FORD - Secondary Fuel Injector Bank 1 Excessive Flow

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P120B FORD Possible Causes

  • Faulty Secondary Fuel Injector Bank 1
  • Secondary Fuel Injector Bank 1 harness is open or shorted
  • Secondary Fuel Injector Bank 1 circuit poor electrical connection

How is the P120B FORD code repair?

Start by checking 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.

What is the cost to diagnose the P120B FORD code

Labor: 1.0

The cost to diagnose the P120B FORD code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

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

P120B FORD Meaning

The Powertrain Control Module (PCM) monitors the Secondary Fuel Injector Bank 1. The PCM sets the OBDII code when the Secondary Fuel Injector Bank 1 is not to factory specifications.

More Information

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