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Service bulletin PS233

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 id10090606
Published by NHTSA2017-02-06
Manufacturer's numberPS233
Manufacturer's date2013-01-17
NHTSA componentENGINE

NHTSA's summary

PITSTOP: UNUSUAL FUEL TRIM VALUES AND/OR MISFIRE CODES AFTER INCORRECT ENGINE REPAIR - THIS OUTLINES THE PROCEDURE TO FOLLOW IF AFTER AN ENGINE REPAIR YOU ENCOUNTER A COMPLAINT RELATING TO MIL ON (DTC P)#)X) WITH A MISFIRE DURING ACCELERATION AND/OR YOU FIND UNUSUAL FUEL TRIM VALUES OUTSIDE THE NORMAL PARAMETERS.

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

Vehicles listed
KIA SORENTO2003, 2004, 2005, 2006

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

Recalls for the same vehicles and component
20082122008-06-18. Engine

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
PS5392018-04-16. Service bulletin. PITSTOP - ENGINE COMPONENT RE-USE GUIDELINES - In general, parts and components removed during engine repairs should be considered serviceable, and should be thoroughly cleaned and transferred to the new engine.
PS2332016-03-16. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
TSB-0682010-10-29. Service bulletin. KIA: INTERMITTENT MIL ON WITH NO FAULT CODE STORED; INFORMATION ABOUT DTC P1330. PROVIDES INFORMATION RELATING TO CERTAIN VEHICLES. IN AFFECTED VEHICLES AN INTERMITTENT SHORT TO GROUND IN A CIRCUIT ONLY INTENDED FOR TESTING PURPOSES MAY CAUSE THE MIL TO ILLUMINATE AND A DTC P1330 (SPARK TIMING ADJUST) TO BE STORED. *PE
TSB-0442010-08-18. Service bulletin. KIA: ECM UPGRADE WITH TP SENSOR REPLACEMENT-MIL ON WITH DTC P2135/P0638. INFORMATION RELATED TO ECM SOFTWARE AND TP SENSOR UPGRADE ON SOME VEHICLES WITH 2.7L ENGINES WHICH MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED WITH THE ELECTRONIC THROTTLE CONTROL (ETC) SYSTEM RELATED DTC P2135 OR P0638 OR P2A00 OR P2A03. *PE
0732008-07-14. Service bulletin. SORENTO ICV REPLACEMENT. *NJ
0722007-08-17. Service bulletin. CRANKSHAFT BOLT REPLACEMENT. *KB
922006-05-16. Service bulletin. CRANKSHAFT BOLT TORQUE. *TT
0112006-04-12. Service bulletin. CANISTER CLOSE VALVE INSPECTION/REPLACEMENT. MALFUNCTION INDICATOR LIGHT (MIL) RELATED TO THE CANISTER CLOSE VALVE AND/OR EVAPORATIVE SYSTEM. *TT
762005-08-11. Service bulletin. NEW NAME & MAINTENANCE SCHEDULE FOR EVAP CANISTER VENT FILTER. KIA TECHNICIAN TIMES. *TT
0182004-10-15. Service bulletin. ENGINE CONTROL MODULE (ECM) REPROGRAMMING. *TT