Relay will only be on when mph is below set point, Page 12 of 17, 12 volt key-on power – Lingenfelter L460105297 Lingenfelter LNC-003 Dual RPM Launch Controller v2.7 User Manual
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Page 12 of 17
In this configuration, the STOV-002 is being used to only allow a 2-step controller to be active
at the line. Once the vehicle is moving, the STOV-002 switches the relay, disabling the 2-step
controller. Set the MPH switch point to a speed below your first gear shift point.
1 - Locate CPP (Clutch Position Switch) and unplug 2-wire connector.
2 - Cut wires appox. 3" back from connector.
3 - Find +12 volt Key On power source and connect to one wire of CPP connector.
4 - Splice two wires onto remaining CPP connector wire and connect one wire to #85 on Relay.
The extra wire will be used for LNC-003 Launch Controller activation.
5 - Connect terminal #86 on Relay to Ground.
6 - Connect wires cut from CPP Switch connector to Terminals #30 and #87 as shown.
1998-2002 F-Body and 1997-2008 Corvette Factory Clutch Switch
Diagram with the STOV-002 and LNC-003 Modules
Wire color illustrated is
for 1999 TransAm
85
86
30
87a
87
2
4
Ground
5
General purpose
Automotive Relay.
5 to 40 Amp
6
3
0
1
3
5
6
7
2
4
8 9
A
B
C
D
E
F
0
1
3
5
6
7
2
4
8
9
A
B
C
D E
F
Power
STOV-002
Speed to Voltage
Ground - Black
Stage Out / Norm On - Gray
Activation Out / Norm Off - Green
PPM Signal Input - White
Convertor
Function Selection
Range Selection
+12V Switched Power - Red
Voltage Out - Yellow
85
86
30
87a
87
+12 Volt
Key-On Power
Gr
ound
0-5
Volt output based on
MPH, .02
Volts per MPH
LNC-003 or LNC-2000
+12V Activation
Normally ON Output, ON
when MPH is below set
point. OFF when MPH
exceeds set point.
Normally OFF Output, OFF when
MPH is below set point. On when
MPH exceeds set point.
Connect to Pulse Per Mile
signal from PCM
+12 Volt Key-On Power
Relay will ONLY be ON
when MPH is below
set point.
1
Secondary
RPM
x1000
x100
Orange = +12V Secondary
RPM Activation
LNC-003
Dual RPM Launch Controller