Precision Turbo and Engine BigStuff3 GEN3 PRO SEFI DAE Option User Manual User Manual

Page 4

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Bigstuff3 GEN3 PRO SEFI DAE Option - User Manual

Harness Label

Wire Color /

Connector Type

Label

Definition

Connect To

Further Details

ECU Header
Connector

Black 30-Way
Connector N/A

GEN3 ECU Header
Connector Marked
DAE

See

Harness_Main_Connec
tor

Analog Trigger Yellow wire

Used to
trigger the
DAE data
logging

An On/Off switch
(not provided)

See

Analog_Trigger

Turbo Shaft
Speed

Gray, 2-way
Packard connector
with a separate
ground wire (3/8”
ring terminal)

Turbo(shaft)
Speed Sensor

Two (2) wire VR
style speed sensor
(not a Hall-effect
device).

See

Turbo_Shaft_Speed

Turbo Back
Pressure

Black 3-way
Packard connector
with a purple seal

A Pressure
transducer
which
measure back
pressure

1/8” pipe thread, 0 –
150-psi pressure
transducer Available
separately from
BigStuff3

See

Turbo_Back_Pressure

Input Shaft
Speed

Gray, 2-way
Packard connector
with a separate
ground wire (3/8”
ring terminal)

Input (shaft)
Speed Sensor

Two (2) wire VR
style speed sensor
(not a Hall-effect
device).

See

Input_Shaft_Speed

Drive Shaft
Speed

Gray, 2-way
Packard connector
with a separate
ground wire (3/8”
ring terminal)

Drive-shaft
Speed Sensor

Two (2) wire VR
style speed sensor
(not a Hall-effect
device).

See

Drive_Shaft_Speed

Pan Vacuum

Orange 3-way
connector with an
green seal

Measures
positive and
negative
pressures in
the engine oil
pan

+/- 2 Bar MAP
sensor. Available
separately from
BigStuff3

See

Pan_Vacuum

Fuel Pressure

Black 3-way
Packard connector
with a purple seal

Measures fuel
rail pressure

1/8” pipe thread, 0 –
150-psi pressure
transducer. Available
separately from
BigStuff3

See

Fuel_Pressure

Oil Pressure

Black 3-way
Packard connector
with a purple seal

Measures
engine oil
pressure

1/8” pipe thread, 0 –
150-psi pressure
transducer. Available
separately from
BigStuff3

See

Oil_Pressure

4

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