6 V6-3.7L (2009)
Engine Control Module: All Technical Service Bulletins
Engine Controls - PCM Reprogramming Precautions
Bulletin No: 01-019/09
Last Issued: 05/29/2009
Subject:
SERVICE CAUTIONS FOR PCM REPROGRAMMING
APPLICABLE MODEL(S)/VINS
2009 Mazda6 3.7L vehicles with produced before Oct. 17, 2008
DESCRIPTION
Due to a purge solenoid valve logic change, the PCM software has been modified and a diode (A) has been added to the harness.
When performing a PCM reprogramming on a vehicle built before Oct. 17, 2008 (without a diode), the (example only shown) screen may appear in the
Mazda Modular Diagnostic System (M-MDS).
Install a short cord (diode) to the harness according to Service Bulletin 01-018/09 (Purge Valve Contact / Hard Rattle Noise) issued 05/29/09, then
reprogram the PCM.
CAUTION:
Failure to install a short cord (diode) will cause a functional concern. It is the dealer's responsibility to follow the service bulletin and M-MDS
instructions.
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