Mazda TSB #01-004-20-3684
2019 Mazda MAZDA3
TSB Document:
Affected Component: ELECTRICAL SYSTEM
- Summary
- Some customers may experience the master warning light turning on and a lack of power with DTC P2BF6:00 (Exhaust shutter valve position sensor circuit low input (1DC)) stored in memory. The PCM software has been modified to avoid the unnecessary warning light illumination and power restriction with no modification to the cylinder deactivation function.
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