The tach is Violet/White on the 5 pin harness...
Remote Start
WIRE COLOR POLARITY LOCATION
Battery YELLOW (+) IGNITION SWITCH HARNESS...Both RED wires
here...!
Ignition 1 RED / GREEN (+) IGNITION SWITCH HARNESS...Pink wire
here...!
ON 6.0 DEISELS IGN#1 WIRE IS WHITE/ YELLOW (+) ON 6.0 DEISELS IGN#1
WIRE IS WHITE/ YELLOW (+)
Ignition 2 GRAY / YELLOW (+) IGNITION SWITCH HARNESS...Pink/White
wire here...!
Accessory 1 RED / BLACK (+) IGNITION SWITCH HARNESS...Orange wire
here
Accessory 2 GRAY / YELLOW (+) IGNITION SWITCH HARNESS..Sometimes
this one could be the Heat/AC...I dont remember...Hook up the first
one and see if the heater comes ON during Remote Start...If it
doesnt...Try just moving the Orange wire here...Then Remote Start
again and see if Heater comes ON...Just be aware of ABS/Check Engine
lights...Might have to power up BOTH Accessory wires...I don't
remember...If you do need to power up both...This is where the 4 pin
harness you were confused about comes into play...You could use the -
Accessory output to trigger a relay that is connected to 2nd
Accessory...
Starter 1 DARK GREEN (+) IGNITION SWITCH HARNESS...Puplre wire
here...!
Anti-Theft Type SECURILOCK
Anti-Theft Descript AN RF SIGNAL ACTIVATED SYSTEM
Key Sense BLACK/ PINK (-) IGNITION SWITCH HARNESS
Neutral Safety RED / LIGHT BLUE (+) IGNITION SWITCH HARNESS
Tachometer WHITE/ PINK (-) AT MODULE ABOVE LEFT FRONT TIRE - PIN
#48
ON 6.0 DEISELS THE WIRE IS GREEN / WHITE LOCATED BEHIND UNDER DASH
FUSEBOX TAPED NEXT TO THE TRAILER HARNESS OR UNDER THE HOOD NEAR THE
MASTER CYLINDER THERE IS A WHITE/ PINK THAT HAS SHRINK WRAP ON THE END
OF IT. THIS ALSO MAY BE USED FOR TACH ON DIE...Violet/White from 5 pin
harness here...!
Speed Sense GRAY/BLACK (AC) IN HARNESS ON INTERIOR DRIVERS SIDE OF
FIREWALL
Parking Lights BROWN (+) IN HARNESS IN DRIVERS KICKPANEL...The
White wire from the 9 pin harness will go here...!
Brake Lights GREEN (+) AT SWITCH ABOVE BRAKE PEDAL...Brown wire
from the 5-pin harness will go here...!
Reverse Lights BLACK/ PINK (+) IN HARNESS ON DRIVER SIDE FRAMERAIL
Horn BLUE (-) 6-WAY PLUG RT OF STEERING COLUMN...The Brown from
the 9 pin harness could go here...Would chirp horn when lock/unlock
and during remote start...Just dont confuse it with the BRAKE wire of
the same color...!
Modules
WIRE LOCATION
Please select another category
Doorlocks/Windows
WIRE COLOR POLARITY LOCATION
Power Unlock PINK/GREEN OR BLACK/ WHITE (-) IN HARNESS IN DRIVERS
KICKPANEL OR DR. DOOR BOOT...Blue wire from the 3 pin harness here
ONLY if the truck had FACTORY keyless entry...!
W/O KEYLESS ENTRY REV POLARITY DOORLOCK SYSTEM
PowerLock PINK / YELLOW OR WHITE/ RED (-) IN HARNESS IN DRIVERS
KICKPANEL OR DR. DOOR BOOT...Green wire from the 3 pin harness here
ONLY if truck has factory keyless...!
W/O KEYLESS ENTRY,REV POLARITY DOORLOCK SYSTEM
And no GREEN/ Black from the 9 pin harness needed it appears..! Cut and
tape..! .So just the White ,Black,Possibly brown for horn...Cut and
tape up the others...Stagger cut them so they cant touch when you tape
them up...!
M.E.C.P & First-Class
Go slow and drink lots of water...Procrastinators' Unite...Tomorrow!