ELECTRONIC CONTROL SYSTEM
ECM
REMOVAL
1) Disconnect battery negative cable at battery.
2) Remove ECM from body.
3) Disconnect couplers from ECM.
CAUTION:
As ECM consists of precision parts, be careful not to ex-
pose it to excessive shock.
INSTALLATION
1) Install ECM to body.
2) Connect couplers to ECM securely.
3) Connect battery negative cable at battery.
MAP SENSOR
OUTPUT VOLTAGE CHECK
1) Remove ECM according to previously outlined.
2) Connect couplers (1) to ECM securely.
3) With coupler connected to ECM, connect digital type voltmeter
(2) as shown and check that ECM supply voltage 4.75 – 5.25
V is applied to coupler terminal E33-201.
ENGIINE AND EMISSION CONTROL SYSTEM
6E1-61