Some customers may experience the CHECK ENGINE light ON at idle with DTC P22FB:00 [DCU] and P1640:00 [PCM]...
Mazda technical service bulletin 01-004-22 for 2018-2019 Mazda CX-5.
- Bulletin number
- 01-004-22
- Component
- Engine and engine cooling
- Summary
- Some customers may experience the CHECK ENGINE light ON at idle with DTC P22FB:00 [DCU] and P1640:00 [PCM] stored in memory. P22FB:00 [DCU]: NOx sensor No.1: On-board diagnostics canceled P1640:00 [PCM]: Powertrain DTCs available in dosing control unit This is caused by a false malfunction detection occurring under certain conditions. To eliminate this concern, the detection condition of DTC P22FB:00 has been changed.
Owners of these vehicles have filed 321 complaints in the engine category.
Vehicles covered
- Mazda CX-5 2018-2019 20182019
VIN decoder
See the problems and recalls for an exact car
Buying a used Mazda CX-5?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history