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Home/DTC Codes/Mazda/CX-3/2016-2021 2.0L I4/P0308
P0308

Cylinder 8 Misfire Detected

2016-2021 Mazda CX-3 2.0L I4 🇨🇦

High SeverityPowertrain

Description

Misfire detected in cylinder 8.

Symptoms

  • Check Engine Light
  • Rough idle
  • Loss of power

Common Causes

  • Worn spark plug #8
  • Faulty ignition coil #8
  • Faulty injector #8
  • Low compression

Diagnostic Steps

  1. Swap coil #8
  2. Inspect plug #8
  3. Test injector #8
  4. Check compression

Repair Notes

Swap coil to diagnose.

Related Codes

P0208Injector Circuit/Open - Cylinder 8P0300Random/Multiple Cylinder Misfire Detected

Other Powertrain Codes

P0308 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 B2300

1994-1997 2.3L I4

Mazda B2300

2002-2009 2.3L I4

Mazda B2500

1998-2001 2.5L I4

Common Questions

What does code P0308 mean on a 2016-2021 Mazda CX-3?

P0308 stands for "Cylinder 8 Misfire Detected". Misfire detected in cylinder 8.

What are the symptoms of P0308 on a Mazda CX-3?

Common symptoms of P0308 include: Check Engine Light, Rough idle, Loss of power.

What causes P0308 on a 2016-2021 Mazda CX-3?

Common causes of P0308 include: Worn spark plug #8, Faulty ignition coil #8, Faulty injector #8, Low compression.

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