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Service bulletin 12-01-008-1

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 id10044187
Published by NHTSA2012-05-17
Manufacturer's number12-01-008-1
Manufacturer's date2012-03-01
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

HYUNDAI: ECM AND TCM UPDATE. THIS BULLETIN PROVIDES A PROCEDURE TO UPDATE THE ECM AND TCM SOFTWARE FOR VEHICLES WITH THE LATEST UPDATE TO IMPROVE. *JS

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

Engine, Transmission and driveline, Automatic transmission, Transmission control module

Vehicles listed
HYUNDAI ACCENT2012

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
19-AT-015H2019-09-30. Service bulletin. If you are servicing an applicable vehicle with a ?Check Engine? light on and one or more of the DTC listed below, follow the repair procedure and replace the related solenoid and oil pressure harness
5NP-P5L7D-052018-05-21. Service bulletin. If you are servicing a vehicle with a harsh and/or delayed shift, use the GDS as shown in the Service Procedure to measure shift engagement time.
5NP-Z6F3A-112017-11-14. Service bulletin. Before installing an automatic transmission, check the depth of the torque converter in the case to confirm the torque converter is fully installed in the transmission. If this is not done, the oil pump may be damaged.
5NP-V8A2V-122017-10-15. Service bulletin. The shift lever on some vehicles may intermittently not shift out of Park. This bulletin provides the diagnostic procedures to correct this condition.
5NP-B6E2P-102016-10-14. Service bulletin. "THE PCM OR TCM CONTAINS LOGIC TO ADJUST SOLENOID DUTY AND LINE PRESSURE AS NEEDED TO COMPENSATE FOR NORMAL CLUTCH WEAR OVER THE LIFE OF THE TRANSAXLE. THIS BULLETIN PROVIDES THE PROCEDURES NECESSARY TO RESET (ERASE) AND RELEARN THE PCM/TCM ADAPTIVE VALUES. AFTER THE FOLLOWING REPAIRS HAVE BEEN COMPLETED, THE PCM/TCM ADAPTIVE VALUES MUST BE RESET IN ORDER TO PROVIDE OPTIMUM SHIFT QUALITY. IF THE PROCEDURE IS NOT PERFORMED, THE TRANSMISSION MAY EXPERIENCE A SHIFT FLARE OR HARSH SHIFT. H REPLACE AUTOMATIC TRANSAXLE OR PCM/TCM H REPROGRAM OR EXCHANGE A PCM/TCM FROM ANOTHER VEHICLE"
13-AT-0132016-05-19. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
14-AT-0032016-03-31. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
13-AT-012-22016-03-31. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
13-AT-012-12016-03-31. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
13-AT-0092016-03-31. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.