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Home/DTC Codes/Mazda/CX-3/2016-2021 2.0L I4/P0202
P0202

Injector Circuit/Open - Cylinder 2

2016-2021 Mazda CX-3 2.0L I4 🇨🇦

Moderate SeverityPowertrain

Description

Open circuit in the cylinder 2 fuel injector circuit.

Symptoms

  • Check Engine Light
  • Misfire cylinder 2
  • Rough idle

Common Causes

  • Faulty injector #2
  • Open wiring
  • PCM driver failure

Diagnostic Steps

  1. Test injector resistance
  2. Check wiring
  3. Swap injectors

Repair Notes

Replace injector #2 or repair wiring.

Related Codes

P0200Injector Circuit/OpenP0302Cylinder 2 Misfire Detected

Other Powertrain Codes

P0202 on Other Vehicles

Mazda 626

1993-1997 2.0L I4

Mazda 626

1993-1997 2.5L V6

Mazda 626

1998-2002 2.0L I4

Mazda 626

1998-2002 2.5L V6

Mazda Axela

2013-2019 1.5L I4 P5-VPS

Mazda Axela

2013-2019 2.2L I4 Diesel SH-VPTS

Mazda B2300

1994-1997 2.3L I4

Mazda B2300

2002-2009 2.3L I4

Common Questions

What does code P0202 mean on a 2016-2021 Mazda CX-3?

P0202 stands for "Injector Circuit/Open - Cylinder 2". Open circuit in the cylinder 2 fuel injector circuit.

What are the symptoms of P0202 on a Mazda CX-3?

Common symptoms of P0202 include: Check Engine Light, Misfire cylinder 2, Rough idle.

What causes P0202 on a 2016-2021 Mazda CX-3?

Common causes of P0202 include: Faulty injector #2, Open wiring, PCM driver failure.

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