Daewoo CIELO EURO III Manual page 274

1F – 105 ENGINE CONTROLS
DTC P0108 Manifold Absolute Pressure (MAP) Sensor High Voltage (Cont'd)
Step
Probe the MAP signal ground circuit at terminal
A with a test light connected to battery voltage.
5
Does the test light illuminate?
Check the MAP sensor signal circuit at terminal
B for a short to voltage and repair as necessary.
6
Is a action complete?
With a Digital Volt Meter (DVM) connected to
ground, probe the 5 volt reference circuit at terminal
7
C.
Does the DVM display near the specified value?
Check the MAP sensor vacuum source for being
plugged or leaking.
8
Is a problem found?
Check the 5 volt reference circuit for a short to
voltage and repair as necessary.
9
Is a action complete?
Repair the vacuum source as necessary.
10
Is the action complete?
Check for an open in the MAP sensor ground circuit
at terminal A and repair as necessary.
11
Is a action complete?
1. Turn the ignition OFF.
12 2. Replace the ECM.
Is the action complete?
1. Turn the ignition OFF.
13 2. Replace the MAP sensor.
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
14
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.
15
Are any DTCs displayed that have not been
diagnosed?
Action Value Yes
–
Go to Step 7
–
Go to Step 14
5 v Go to Step 8
–
Go to Step 10
–
Go to Step 14
– Go to Step 14
–
Go to Step 14
–
Go to Step 14
–
Go to Step 14
–
Go to Step 15
– Go to applicable
DTC table
No
Go to Step 11
Go to Step 12
Go to Step 9
Go to Step 13
Go to Step 12
–
Go to Step 12
–
–
Go to Step 2
System OK
DAEWOO T-154 BL2,3