2003 Kia Sorento TSBs

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New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information relating to some Kia models that may exhibit fogging, condensation, and/or moisture inside a headlamp assembly. Generally, a fogging condition is considered normal and can be eliminated by turning on the headlamps with the engine running for up to 30 minutes or during normal driving conditions. Headlamp assembly replacement WILL NOT be necessary in most cases.

considered serviceable, and should be thoroughly cleaned and transferred to the new engine.

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.

THIS IS CAUSED BY A PROBLEM WITHIN THE TRANSFER MOTOR. *RM

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

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USB ports and 12V power outlets to connect/charge mobile phones. Customers may experience issues with their head units that may be related to the use of aftermarket USB charging cables, including; * Electrical interference and limited or no functionality when attempting to play music, or when charging a device through the USB port * Excessive static or noise when listening to the audio source * Malfunctions and screen freeze of the head unit screen * Slow down of the system response while device is plugged in * Music will not play from iPhone 5 or 6 with Kia iPod cable and aftermarket adapter * No or limited functionality when trying to play music from an Apple device

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

THERE MAY BE CONCERNS OF SHORT HEADLAMP BULB LIFE IN VEHICLES. A NEW RESISTIVE WIRE HARNESS HAS BEEN INTRODUCED TO EXTEND THE LIFE OF THE LOW BEAM BULBS. *PE

SOME OWNERS MAY COMPLAIN OF THE SRS WARNING LIGHT ILLUMINATION RESULTING IN ONE OR MORE SEAT TRACK POSITION SENSOR DIAGNOSTIC TROUBLE CODES (DTC). *TT

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BULB; REAR STOP LAMP/TAIL LAMP BULB UTILIZED ON MULTIPLE KIA MODELS. *PE

once fully attached, are utilized in various Kia models and are strictly intended for ?one time use.? Some examples are: axle shaft nuts with stake collar, cotter pins, washers with locking tabs and other similar hardware, including threaded fasteners with pre-applied ?thread-locking adhesives.? It is critical for technicians to be aware that ALL such locking fasteners, regardless of type, are for ?one time use? only.

strictly intended for ?one time use?. Though not limited to the following, some examples are: axle shaft nuts with stake collar, cotter pins, washers with locking tabs and other similar hardware, including threaded fasteners with pre-applied ?thread-locking adhesives.?

FUEL TANK AIR FILTER REPLACEMENT. *KB

THE AIR FILTER CAN ACCUMULATE DIRT OVER TIME AND NEEDS TO BE MAINTAINED. *RM

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