12. FUEL SYSTEM LIKE 200i
ECU Module Replacement
When switch is on and battery is connected,
don't remove ECU module, connect additional
wire or cut any wire.
1.Make sure to replace the ECU module after
the ignition switch is turned off.
2.To identify if new ECU with certain version,
check with sticker on ECU or with diagnostic
tool.
3.To aim the axle of throttle at knob of TPS then
assemble the ECU module and install to
vehicle.
4.After assembling ECU module, to confirm if
operating throttle smoothly and throttle back
in position precisely when release
acceleration.
5.Proceeding TPS initial and adaptation setting
after replacing the ECU module would be
necessary.
6.Connecting diagnostic tool to the diagnostic
connector, to check if throttle position and
output voltage from TPS are out of the range.
Item Specification
TPS Idle (0°)=0.230.05V
voltage Throttle fully(>90°) = over3.27V
7.To run the engine till reaching the working
temperature and check with diagnostic tool
and refer to the related diagnostic report, to
confirm all figures are fitted in standard.
(Especially notice if there is any abnormal
leaking symptom or unstable situation at idle
speed)
12-11
4.7 / 5