Daewoo MATIZ Service Manual page 127

Step
1. Turn the ignition OFF.
2. Connect test light between fuel injector harness
connector 2 and battery positive.
42 3. Crank the engine.
4. Repeat step 2 and 3 for each of the remaining
fuel injectors.
Does the test light flash for all of the fuel injectors?
Measure the resistance of each fuel injectors.
Is the resistance within the value specified.
43
Note: the resistance will increase slightly at higher
temperature.
Replace any of the fuel injectors with a resistance
out of specification.
44
Is the repair complete?
1. Inspect the fuse EF19 in engine fuse block.
2. Check for an open between the circuit from
terminal 2 of the three fuel injectors and terminal
45
87 of main relay.
Is the problem found?
Measure the resistance between following terminals.
D Terminal 1 of injector 1 connector and terminal 30
of ECM connector.
D Terminal 1 of injector 2 connector and terminal 58
46
of ECM connector.
D Terminal 1 of injector 3 connector and terminal 89
of ECM connector.
Does the resistance within the specified value?
Repair the open fuel injector harness wire(s).
47
Is the repair complete?
Replace the fuse or repair the wiring as needed.
48
Is the repair complete?
Replace the ECM.
49
Is the repair complete?
DAEWOO M-150 BL2
Engine Cranks But Will Not Run (Cont'd)
Action
ENGINE CONTROLS 1F – 29
Value(s) Yes
–
Go to Step 43
13.75–15.25 System OK
Ω
–
Go to Step 2
–
Go to Step 48
0 Ω
Go to Step 49
–
Go to Step 2
–
Go to Step 2
–
Go to Step 2
No
Go to Step 46
Go to Step 44
–
Go to "Main
Relay Circuit
Check"
Go to Step 47
–
–
–