Dtc P0117 Engine Coolant Temperature (Ect) Sensor Low Voltage - Daewoo CIELO EURO III Manual

DTC P0117 Engine Coolant Temperature (ECT) Sensor Low Voltage

Step
Perform an On-Board Diagnostic (EOBD) System
Check.
1
Is the system check complete?
1. Turn the ignition switch ON, with the engine OFF.
2. Install a scan tool.
2
Is the Engine Coolant Temperature (ECT) sensor
value greater than the specified value?
1. Turn the ignition switch ON, with the engine OFF.
2. Review Freeze Frame data and note the
parameters.
3. Operate the vehicle within the Freeze Frame
3
conditions and Conditions for Setting The DTC as
noted.
Is the ECT sensor value greater than the specified
value?
Disconnect the ECT sensor electrical connector.
4
Is the ECT sensor value less than the specified val-
ue?
Check the ECT sensor signal circuit at terminal B
2 for a short to ground and repair as necessary.
5
Is a repair necessary?
1. Tur the ignition switch OFF.
6 2. Replace the ECT sensor.
Is the action complete?
1. Tur the ignition switch OFF.
2. Replace the engine control module (ECM).
7
Is the action complete?
1. Using the scan tool, clear the DTCs.
2. Start the engine and idle at normal operating
temperature.
3. Operate the vehicle within the conditions for
8
setting this DTC as specified in the supporting
text.
Does the scan tool indicate that this diagnostic ran
and passed?
Check if any additional DTCs are set.
9
Are any DTCs displayed that have not been diag-
nosed?
DAEWOO T-154 BL2,3
Action
ENGINE CONTROLS 1F – 126
Value Yes
–
Go to Step 2
130 C
(266 F) Go to Step 4
130 C
Go to Step 4
(266 F)
–30 C
Go to Step 6
(–22 F)
–
Go to Step 8
–
Go to Step 8
–
Go to Step 8
–
Go to Step 9
– Go to applicable
DTC table
No
Go to
"On-Board
Diagnostic
System Check"
Go Step 3
Go to "Diag-
nostic Aids"
Go to Step 5
Go to Step 7
–
–
Go to Step 2
System OK