Chery Tiggo 2009 Service Manual page 776

8.
CHECK THE TPS SIGNAL
• Turn ignition switch off.
• Connect ECM connector.
• Connect TPS connector.
• Turn ignition switch on.
• Check voltage between TPS terminal 2 and terminal 3 and ground under the following conditions:
TERMINAL NO.
65
68
71
76
Is the check result normal?
Yes >>
Go to the next step.
No >>
Replace the TPS.
9.
CHECK DTC
• With the X-431 scan tool, read ECM DTCs.
• Refer to DTC Confirmation Procedure .
Is DTC 14 still present?
Yes >>
Replace the ECM.
No >>
The system is now operating properly.
Reassemble the vehicle and road test to verify the customers complaint is repaired.
492
03–
DIAGNOSIS & TESTING
ITEM
Regulated sensor
supply
Throttle Position
(TP) sensor
Ignition switch: ON
Idle position switch
Sensor (GND)
CONDITION
-
TP is in idle position
TP is fully opened
TP is open step by
step
Adjust TP to idle
position
TP is ajar
-
Chery Automobile Co., Ltd.
DATA (DC
VOLTAGE)
Approximately 5 V
0.3 - 1.0 V
4.5 - 5.5 V
Value is directly
proportional to TP
opening angle
0 - 1 V
Above 4 V
Approximately 0 V