Engine-Codes - Subaru - P1139 SUBARU

P1139 SUBARU Code - Front Oxygen A/F Sensor #1 Heater Circuit Performance/Range Problem

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3  What is this?
Table of contents

|P1139 SUBARU code possible causes

  • Faulty Front Oxygen A/F Sensor 11
  • Front Oxygen A/F Sensor 11 harness is open or shorted
  • Front Oxygen A/F Sensor 11 circuit poor electrical connection

|How is the P1139 SUBARU 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 P1139 SUBARU code

Labor: 1.0

The cost to diagnose the P1139 SUBARU 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.

|What are P1139 SUBARU code possible symptoms?

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

|What is P1139 SUBARU code meaning?

Front Oxygen A/F Sensor #1 Heater Circuit Performance/Range Problem is the generic description for the P1139 Subaru code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information abouth the P1139 Subaru OBDII code.

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