Ecm Power Supply Circuits (2.0L) - Chery Tiggo 2009 Service Manual

Check reference values between ECM terminals and ground under the following conditions:
ECM Power Supply Circuits
TERMINAL NO.
12
13
14
44
45
63
Chery Automobile Co., Ltd.
DIAGNOSIS & TESTING
ITEM
Battery
Ignition switch
ECM main relay
Power supply for ECM
CONDITION
-
Ignition switch: ON
Ignition switch: OFF
• Ignition switch: OFF
• More than a few
seconds after turning
ignition switch OFF
Ignition switch: ON
DATA (DC VOLTAGE)
Battery Voltage (11 - 14 V)
Battery Voltage (11 - 14 V)
Approximately 0 V
Battery Voltage (11 - 14 V)
Battery Voltage (11 - 14 V)
255
03–
03