AutoCodes - Mazda - P0201 MAZDA

P0201 MAZDA Code - Injector Circuit Open- Cylinder 1

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

|P0201 MAZDA code possible causes

  • Faulty fuel injector 1
  • Fuel Injector 1 harness is open or shorted
  • Fuel injector 1 circuit poor electrical connection

|How do I fix the P0201 MAZDA 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 P0201 MAZDA code

Labor: 1.0

The cost of diagnosing the P0201 MAZDA 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 P0201 MAZDA code detected?

The P0201 is set if the Engine Control Module (ECM) is detects a low or high voltage drop or resistance at the injector 1.

|What are P0201 MAZDA code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Lack/Loss of Power
  • The engine may be harder to start
  • Engine hesitation

|P0201 MAZDA code description

Engine Control Module (ECM) checks the injectors circuit resistance and monitors the voltage drop during normal operation. The ECM will trigger the P0201 code when the resistance or voltage drop at the injector 1 is out of specifications.
OBDII Code P0201 Mazda - Injector Circuit Open- Cylinder 1 -

|Need more information with the P0201 MAZDA code?

Need more information on how to fix the P0201 MAZDA code? Get Access to Factory Service Manuals

|Need help with a P0201 MAZDA code?

Get the P0201 Mazda code diagnosed by a professional: Find a repair shop in your area

|P0201 MAZDA code comments

Help us improve Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the P0201 Mazda code? Have you replaced any parts?
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