Daewoo CIELO EURO III Manual page 209

Step
1. Repair the wiring as needed.
2. Connect the EI system ignition coil connector.
33
3. Check for the presence of spark from all of the
ignition wires.
Is spark present from all of the ignition wires?
1. Turn the ignition OFF.
2. Disconnect the EI system ignition coil connector.
3. While cranking the engine, measure the voltage
34
at the EI system ignition coil connector terminal
3.
Does the voltage fluctuate within the values specified?
While cranking the engine, measure the voltage at
the EI system ignition coil connector terminal 1.
35
Does the voltage fluctuate within the values speci-
fied?
Check for an open in the wire from the EI system
ignition coil connector terminal 3 to the
36
ECM connector terminal M51.
Is the problem found?
Check for an open in the wire from the EI system
ignition coil connector terminal 1 to the
37
ECM connector terminal M1.
Is the problem found?
1. Repair the wiring as needed.
2. Connect the EI system ignition coil connector.
38
3. Check for the presence of spark from all of the
ignition wires.
Is spark present from all of the ignition wires?
Replace the EI system ignition coil.
39
Is the repair complete?
1. Turn the ignition OFF.
40 2. Replace the ECM.
Is the repair complete?
1. Turn the ignition OFF.
2. Connect a fuel pressure gauge.
41
3. Crank the engine.
Is any fuel pressure present?
1. Turn the ignition OFF.
2. Disconnect the electrical connector at the fuel
pump.
3. Connect a test light between the fuel pump
connector terminals 3 and 2.
42
4. Turn the ignition ON.
5. With the ignition ON, the test light should light for
the time specified.
Is the test light on?
Replace the fuel pump.
43
Is the repair complete?
Is the fuel pressure within the value specified?
44
DAEWOO T-154 BL2,3
Engine Cranks But Will Not Run (Cont'd)
Action
ENGINE CONTROLS 1F –41
Value(s) Yes
–
Go to Step 3
0.2-2.0 v Go to Step 35
0.2-2.0 v Go to Step 39
–
Go to Step 38
–
Go to Step 38
–
Go to Step 3
– Go to Step 3
–
Go to Step 3
–
Go to Step 44
2 sec Go to Step 43
– Go to Step 3
283-324 kPa
Go to Step 48
(41-47 psi)
No
Go to Step 34
Go to Step 36
Go to Step 37
Go to Step 40
Go to Step 40
Go to Step 39
–
–
Go to Step 42
Go to Step 53
–
Go to Step 45