Engine & fuel system
1 documented fault — symptoms, causes and workshop fixes.
Engine malfunction indicator lamp (MIL) illuminated
Overview
- Affects
- All models with petrol engines.
- Fault codes
P0106P2227- Remedy
- Fit new part
Cause
Barometric pressure (BARO) sensor faulty. BARO sensor integral to engine control module (ECM).
Repair
- Carry out electrical, mechanical and component tests (as applicable) to eliminate any other possible cause(s).
- If no fault(s) found: Fit new engine control module (ECM).
Data: Motorwise Workshop. Bulletin 1.
Glossary
Technical terms used in this guide.
- ECM
- Engine control module — the electronic unit that manages the engine
- Control Module
- A control unit for one of the vehicle's systems (engine, gearbox, brakes, body, and so on)
Frequently asked questions
What are the common faults with the Mazda B Series 2.6?
This guide contains one workshop bulletin for the Mazda B Series 2.6. Of these, one concerns the engine and fuel system. Symptoms, causes, repair steps and part numbers are shown where supplied.
Does every Mazda B Series 2.6 have these faults?
No. These are patterns documented across the model by workshops, not predictions for an individual vehicle. Where a fault applies only to certain vehicles or VIN ranges, that is listed with the fault.
Can I check for Mazda B Series 2.6 faults myself?
Many of them. The documented symptoms can be seen, heard or felt during a test drive.