Stop Input Engine Control Unit (Ecu); Main Relay. Short To Positive (+); Start Input On Ciu. Short To Negative (-); Start Input On Ciu. Short To Positive (+) Or Activated Too Long - Volvo Penta TAD1242GE Technical Description

Group 23 EDC III
109 Code 4.8
Cause: Stop input engine control unit (ECU).
Short to negative (-).
Response: The engine can only be stopped using
the emergency stop on the engine.
Corrective action:
•
Check that the wiring to the ignition key/start but-
ton is not damaged.
•
Check the contact pressure in sleeve "H" in the
23-pin connector.
•
Checkthe contact pressure in sleeve 6 in the con-
nector on the engine.
43 Code 5.1
Cause: Main relay. Short to positive (+).
Response: The instrument panel loses power when
the key is twisted to start position. The engine will not
start.
Corrective action:
•
Check that the wiring to the relay is not damaged.
•
Check the function of the relay.
208 Code 5.2
Cause: Start input on CIU. Short to negative (-).
Response: The engine cannot be started.
Corrective action:
•
Check that the connections to the ignition key are
not damaged.
•
Check that the wiring to the ignition key is not
damaged.
210 Code 5.2
Cause: Start input on CIU. Short to positive (+)
or activated too long.
Response: The engine starts immediately when the
ignition is turned on.
Corrective action:
•
Check that the connections to the ignition key are
not damaged.
•
Check that the wiring to the ignition key is not
damaged.
209 Code 5.3
Cause: Stop input on CIU. Short to negative (-).
Response: The engine can only be stopped using the
emergency stop on the engine.
Corrective action:
•
Check that the connections to the ignition key are
not damaged.
•
Check that the wiring to the ignition key is not
damaged.
211 Code 5.3
Cause: Stop input on CIU. Short to positive (+) or ac-
tivated too long.
Response: The engine stops. After 40 seconds an er-
ror code is shown. During this time, the engine cannot
be started. When the error code is blinked out on the
diagnostic lamp, the engine can be started but not
stopped.
Corrective action:
•
Check that the connections to the ignition key are
not damaged.
•
Check that the wiring to the ignition key is not
damaged.
214 Code 5.3
Cause: Stop input on CIU. Interrupted or activated too
long.
Response: The engine stops. After 40 seconds an er-
ror code is shown. During this time, the engine cannot
be started. When the error code is blinked out on the
diagnostic lamp, the engine can be started but not
stopped.
Corrective action:
•
Check that the connections to the ignition key are
not damaged.
•
Check that the wiring to the ignition key is not
damaged.
Diagnostic function
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