Briggs & Stratton VANGUARD 810 EFI Repair Manual page 105

Section 4: Symptoms
Connector-
Pin Number
IGN COIL CYL 1
J2-01
Engine Spark Timing Coil Cylinder 1
GROUND
J2-02
Power
K-LINE
J2-03
Serial Data Diagnostic Communication
CKP Hi
J2-04
23X
FUEL INJ CYL 1
J2-05
Fuel Injector Cylinder 1
FUEL INJ CYL 2
J2-06
Fuel Injector Cylinder 2
HO
J2-07
Oxygen Sensor Heater
MAT
J2-08
Manifold Air Temperature Sensor
HIGH PRESSURE FUEL
J2-09
PUMP MODULE
Fuel Pump
5V RETURN
J2-10
5 Volt Return
MAP
J2-11
Manifold Absolute Pressure Sensor
TPS
J2-12
Throttle Position Sensor
CKP Low
J2-13
23X
EHT
J2-14
Engine Head Temperature Sensor
IGN
J2-15
Ignition
5V REFERENCE
J2-16
5 Volt Reference
HO
J2-17
Oxygen Sensor Signal
VOLTAGE INPUT +12V
Voltage Battery
J2-18
ECM Connector J2 (Black)
Function
gh
S HEATER CONTROL
2
*
S SIGNAL
2
HOT AT ALL TIMES WITH BATTERY CONNECTED !!!
Wire Color
Rough idle, lack of power, stalling
Violet/Black
An open ground or high resistance
ground may cause any or all symp-
Black
toms
No diagnostic data
Pink
No start
Black/White
Rough idle, lack of power, stalling
Lt.Blue/Black
Rough idle, lack of power, stalling
Lt. Blue/White
Lack of power, surge, rough idle,
*
White/Green
exhaust odor
Rough idle
Tan/Black
No start
Blue/Yellow
Lack of performance, stalling,
Brown
exhaust odor
Poor performance, surge, poor fuel
White/Red
economy, exhaust odor
Rough idle
Pink/Black
No start
Green/White
Poor performance, exhaust odor,
Tan
rough idle
No start, MIL inoperative
Red
Lack of power, surge, rough idle,
Red/White
exhaust odor
Lack of power, surge, rough idle,
Grey/Black
exhaust odor
Red
No start
Possible Symptom
From Faulty Circuit
*
If Equipped
(See Table at Bottom of Page 11)
101