Mercury 20 EFI FourStroke Service Manual

CDS G3 Cable Kit 8M0137534
• CDS G3 requires the technician to select the specific engine to which it is connected. Accurate engine identification is
important, because in many cases, the available testing options depend on the engine identified.
•
The diagnostic cable connection supplies power to the ECM.
•
Fault codes can be displayed active or historic. View Faults displays the code number, description, and the source of the
faults. Freeze Frame displays a fault number and text that corresponds to the exact moment in the engine's run history that
the fault was set.
CDS G3 Screens (10/15/20 EFI)
CDS G3 Live Data Screen
CDS G3 Live Data screen for 10/15/20 EFI FourStroke
a - Units of measure are configurable, U.S. units shown
b - Default temperature reading is
25 °C (77 °F)
ENGINE
SENSOR NAME
VALUE
DESCRIPTION
STARBOARD
Fuel Flow
Engine Speed
Throttle Position
Manifold Pressure
Atmospheric Pressure
Engine Temperature
IAC Duty Cycle
Engine Operating Hour
Target Idle Speed
Engine Control state
Ignition timing
Lanyard State
Oil pressure switch state
Injector pulse width
---gal/h
---r/min
---°
---psi
---psi
---°F
---%
---h
---r/min
---
---°BTDC
Data 1 Data 2
---
---
--- ---
Fuel consumption
Engine speed
Throttle position
Manifold pressure
Atmospheric pressure
Sea Water/Engine Temperature
IAC On Duty
Engine Operating Hour
Target Idle Speed
Engine Control state
Ignition timing
Lanyard State
Oil pressure switch state
Injector pulse width
64642
a
b
General Troubleshooting
90-8M0125265 eng NOVEMBER 2017 © 2018 Mercury Marine Page 1E-9

Mercury 20 EFI FourStroke Specifications

General

Brand	Mercury
Model	20 EFI FourStroke
Category	Engine
Language	English