GENERAL SYSTEM DIAGNOSTICS
SERVICE MANUAL NUMBER 23
90-861326--1 MARCH 1999 Page 5E-69
Chart A-3 (4 of 5): Engine Cranks But Will Not Run
12
1. Disconnect injector that did not
blink.
2. Ignition “ON”.
3. Using a test light connected to
ground,probe injector harness
connector terminals.
Does Test Light Illuminate
Brightly On Both Terminals?
–
Go to Step
13 Go to Step
17
13
1. Reconnectors.
2. Ignition “OFF”.
3. Disconnect ECM.
4. Ignition “ON”.
5. Using a test light connected to
ground, probe ECM harness
terminals “J2-5” and “J2-21”.
Does Test Light Illuminate
Brightly?
–
Go to
Step 19
Go to Step
18
14
Replace faulty TP sensor.
Is Action Complete?
–
Go to OBD
System Check
–
15
1. Locate and repair open or short
to ground in CKT 430.
2. If OK, replace faulty ignition
control module.
Is Action Complete?
–
Go to OBD
System Check
–
16
Locate and repair short to ground
or replace any injector that mea-
sures under 10 ohms.
Is Action Complete?
–
Go to OBD
System Check
–
17
1. If the light was “OFF” on both
terminals, locate and repair
open in injector feed circuit.
2. Due to the injectors wired in
parallel, there should be a light
on both terminals. If not, locate
and repair open in the harness
to the tested injector.
Is Action Complete?
–
Go to OBD
System Check
–
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