Ford Corsar Repair Manual page 222

TROUBLE DIAGNOSES
DIAGNOSTIC PROCEDURE 16
-
CODE 23
-
NO START SIGNAL
Note
1. This chart assumes that the engine will start.
2. Code 23 is recorded and stored if the €CM recieves distributor
signals without having firstly recieved a start signal.
3. This code will be recorded if the vehicle is push started.
Ignition off, clear codes.
Bridge diagnostic plug.
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Start engine.
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Check ECM terminals
and harness terminals.
Code 23
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l
Check harness for
open circuit or
short circuit.
No Code
23
Voltage.
>
5 volts.
Voltage
<
5 VOLTS.
Clear codes, run engine for 2 minutes and re-check for codes.
ES-58
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33
44
13
Connect voltmeter to connector
pin 33 of ECM.
A
A N 35
A N 114
-
1
A N 115
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DIAGNOSTICS INPUT
L
Intermittent problem.
Vehicle was possibly push started.
Observe voltage whilst cranking.
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