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⑤ Screw off in counter clockwise direction the 6 bolts from the after-service HECU with 6mm
tool (hex wrench).
⑥ Screw on in clockwise direction 3 embedded bolts to assemble the after-service HECU and
the bracket with 5mm tool (hex wrench). The tightening torque for the embedded bolts is 80 ~ 100
kgf·cm.
⑦ With reference to above item ~ ①③, install the replacement after-service HECU to the
vehicle in reverse order.