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Home >> Kia >> 2020 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Engine Electrical System - General Information (PHEV) >> Specifications >> Charging System >> Advanced Smart Cruise Control (ASCC) System Unit-Radar >> Tightening Torques
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Tightening Torques

TIGHTENING TORQUES SPECIFICATIONS

Item N.m kgf.m lb.ft
Ignition coil mounting bolt 9.8 - 11.8 1.0 - 1.2 7.2 - 8.7
Spark plug 14.7 - 24.5 1.5 - 2.5 10.8 - 18.1
Battery (+) terminal tightening nut 7.8 - 9.8 0.8 - 1.0 5.8 - 7.2
Battery (-) terminal tightening nut 7.8 - 9.8 0.8 - 1.0 5.8 - 7.2
Battery mounting bracket bolt 19.6 - 29.4 2.0 - 3.0 14.5 - 21.7
Battery tray mounting bolt 19.6 - 29.4 2.0 - 3.0 14.5 - 21.7
Battery sensor cable mounting bolt (Chassis ground) 10.8 - 13.7 1.1 - 1.4 8.0 - 10.1