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Service bulletin 0004123

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10005698
Published by NHTSA2004-03-11
Manufacturer's number0004123
Manufacturer's date2004-01-21
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's summary

B28 AND LATER PCM CALIBRATION UPDATE INFORMATION. REPAIR INFORMATION REVIEW1. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline, Automatic transmission, Transmission control module

Vehicles listed
MAZDA B-SERIES TRUCK2001, 2002, 2003 (the catalog's model; the bulletin names a series or trim of it)
MAZDA MAZDA62003, 2004
MAZDA PROTEGE2003
MAZDA RX-82004

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
05-002-13-27772017-04-14. Service bulletin. ALWAYS BE SURE TO USE THE CORRECT AUTOMATIC TRANSMISSION FLUID WHEN REPLACING ATF. USING THE WRONG ATF MAY CAUSE SHIFT QUALITY COMPLAINTS OR MAY EVEN DAMAGE THE TRANSMISSION.NOTE:•ATF M-V (TYPE M5) IS NOT THE SAME FLUID AS MERCON®V OR MERCON®LV ATF.•ATF M-V (TYPE M5) HAS A GREATER VISCOSITY THAN MERCON®V AND MERCON®LV ATF IN LOW TEMPERATURES. •ATF M-V (TYPE M5) HAS A GREATER ANTI-JUDDER SPECIFICATION THAN MERCON®V AND MERCON®LV ATF.
01-013/082008-04-25. Service bulletin. MAZDA SPECIAL PROGRAM (MSP16) - ENGINE LACK OF POWER -PCM REFLASH. VEHICLES PRODUCED FROM APRIL 10, 2003 THROUGH NOV. 9, 2007. VIN RANGE JM1FE17**40100053 - 80215462. *NJ UPDATED 6/3/08. *NJ
01011072007-04-17. Service bulletin. CONVERTER ASSEMBLY BREAKS AT WELD. *KB
05009062006-11-15. Service bulletin. 1-2 SHIFT SHOCK (TRANS RELEARN PROCEDURE DELETED). VEHICLES WITH AUTOMATIC TRANSMISSIONS. *KB
0901042005-12-16. Service bulletin. PCM REPLACEMENT. *JB
060120042005-04-27. Service bulletin. PROGRAMMABLE MODULE INSTALLATION. ( 2004 MAZDA B SERIES) *JB
060120042005-04-27. Service bulletin. GEAR RANGE INDICATOR CHANGE. *JB
05002042004-05-21. Service bulletin. CRACKING OF THE A/T GEAR INDICATOR LETTERING PLATE. MODELS TO INCLUDE ARE MAZDA PROTEGE5 2001-2003. *TT
00042282004-03-12. Service bulletin. POWER TRAIN CONTROL MODULE (PCM) CONFIGURATION (PMI) PROBLEM WDS B28.0. REPAIR INFORMATION REVIEW1. *TT
05005032004-02-14. Service bulletin. TRANSMISSION FLUID IN-LINE FILTER KIT - REPEAT REPAIRS OF TRANSMISSION - SERVICE TIPS. *TT