Display Terminology - Mercury MerCruiser D2.8L D-Tronic Service Manual

SERVICE MANUAL NUMBER 22

Display Terminology

In addition to displaying trouble codes and their description, the Scan Tool is capable of
supplying Extended Information. This information is designed to assist the technician in
more readily resolving the cause of a listed Trouble Code. Refer to "Diagnostic Circuit
Check" information and procedures. Although not all displayed information needs further
explanation (e.g., short circuit or open circuit) other less obvious terms used in the Extended
Information display are explained as follows:
Related to
Scan Tool
P0105, P1515 PICK-UP SRC LOW EXCEEDED
P0105, P1515 PICK-UP SRC HIGH EXCEEDED
P0105, P1515 SUPPLY SRC LOW EXCEEDED
P0105, P1515 SUPPLY SRC HIGH EXCEEDED
P0105, P1515 PLAUSIBILITY WITH LDF/ADF
P0115
P0725, P1725 OVERSPEED RECOGNITION
90-860074--1 FEBRUARY 2002
Displayed Extended Information As
Shown On Scan Tool
Code
OPERATING TEMPERATURE NOT
ATTAINED
EDI DIAGNOSIS
Explanation / Possible
Cause
Check for open circuit in
signal from ECM.
Check for short circuit in
signal from ECM.
Check for open circuit.
Check for short circuit.
The difference between the
MAP and BARO sensor
signals has exceeded a
programmed amount. Check
MAP and BARO circuits.
The engine did not reach
operating temperature within a
prescribed period of time.
Check thermostats, or check
the ECT sensor and circuit.
The rpm sensor or
instrumented injector has
detected engine revolutions in
excess of a predetermined
amount given all conditions.
Unlikely to occur in a Marine
application, unless related to
propeller or drive failure.
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