Home/Kia/Optima/Kia Optima III (2010-2013)/Repair manual/Charging System/Power Cable - Hev: Removal & Installation
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Power Cable - Hev: Removal & Installation Kia Optima III

Charging System 6 illustrations ~225 words

Removal

WARNINGThis hybrid system uses a DC 270V voltage system. Be sure to follow safety instructions below. Failure to follow safety instructions may result in serious injury or electrocution (Refer to SAFETY PRECAUTION "Safety Precaution".

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  1. Shut off the High Voltage circuit (Refer to «HIGH VOLTAGE SHUTOFF PROCEDURE»(ref-535711-S07384499392013031200000) "High Voltage Shutoff Procedure" in this group).
  2. Remove the trunk trim (Refer to " «INTERIOR»(ref-535752-S07702037812013031200000) " in BD group).
  3. Remove the inverter power cables (A) by unscrewing the tightening nuts.
  4. Disconnect the positive cable (A) from the auxiliary battery.
  5. Remove the air cleaner assembly and the duct (Refer to «REMOVAL AND INSTALLATION»(ref-535730-S16160591102013031200000) "Intake and Exhaust System" in EM group).
  6. Disconnect the power cable (A) from the HPCU. Pull the lever (B) in the direction of the arrow with the hook (C) pressed. Press the lever (D), and then pull the power cable connector.
  7. Remove the positive cable (A) from the engine room relay box.
  8. Remove the under cover.
  9. Remove the installation nuts, then remove the power cable from the vehicle. NOTE: To remove the nuts (A, B) more easily, unscrew the fuel tank band installation nuts of RH side [Not LH] and then lower it partially (At this time, the fuel tank must be supported with a jack).

Installation

WARNINGThis hybrid system uses a DC 270V voltage system. Be sure to follow safety instructions below. Failure to follow safety instructions may result in serious injury or electrocution (Refer to SAFETY PRECAUTION "Safety Precaution".
  1. Installation is reverse of removal. Inverter power cable terminal tightening nut: 7.8 ~ 11.8N.m (0.8 ~ 1.2kgf.m, 5.8 ~ 8.7lb-ft) Fuel tank band installation nut: 39.2 ~ 54.0N.m (4.0 ~ 5.5kgf.m, 28.9 ~ 39.8lb-ft)