Bulletin HY25-1806-M1/US
Owner’s Manual
252 Series
Parker Hannifin Corporation
Chelsea Products Division
Olive Branch, MS 38654 USA
35
Installation Sketches
Wiring Chart MY2011 and Later Dodge and RAM Chassis Cab 6.7L Diesel
w/AISIN Transmission - 252 R Series
Wire
#
Chelsea Wire
RAM Loose Wire Harness
RAM Connector
RAM Circuit
*
2011-2012
**
2013+
*
2011-2012
**
2013+
*
2011-2012
**
2013+
*
2011-2012
**
2013+
UNDER D
ASH CHELSEA SWITCH
1
Orange Wire from
PTO Activation
Switch
Orange/Brown
Wire on Black
Connector in
Upfitter
Harness
Pink Wire
on Black
Connector
in Upfitter
Harness
6 Pin Off-
White/Natural
Connector
Found Near
Parking Brake
6 Pin
Off-White/
Natural
Connector
Found
Behind
VISM
Module
K425 - Signal
Wire to Diesel
ECM
Orange/
Brown
F425 - Remote
PTO Switch to
Diesel ECM
Pink
2
Violet Wire from
PTO Activation
Switch
Violet/Brown
Wire on Black
Connector in
Upfitter
Harness
Black Wire
on Black
Connector
in Upfitter
Harness
V937 - Signal
Wire to Diesel
ECM Violet/
Brown
Z905 - Ground
Black
3
Yellow Wire from
PTO Indicator
Lamp
Violet/Yellow Wire on Gray
Connector in Upfitter
Harness
6 Pin Gray
Connector
Found Near
Parking Brake
6 Pin Gray
Connector
Found
Behind
VISM
Module
(
NOTE 1)
G425 - PTO
Indicator
Signal from
Pressure
Switch
Violet/Yellow
G425 - PTO
Indicator Signal
from Pressure
Switch
Violet/Yellow
(
NOTE 1)
4
Red Wire from
PTO Indicator
Lamp
Splice
to
Pink/Yellow
Loop in Gray
Connector
Upfitter
Harness
Splice to
Pink/Or-
a
nge Loop
in Gray
Connector
Upfitter
Harness
6 Pin Gray
Connector
Found
Behind
VISM
Module
F922 - 12V
Ignition Power
Source
Pink/Yellow
F606 - 12V
Ignition Power
Source
Pink/Orange
RAM
Wire
Not Applicable
(Ram Wiring)
Ram Orange/
Green Wire
Behind Fuse
Box
(PTO
Installer to
Complete)
Pre-Wired
when PTO
Option
Ordered
Light Gray
4-Pin
Connector/Pin
1 - Top/Left
Pre-Wired
when PTO
Option
Ordered
K427 - Sig-
nal Wire
from TCM to
Relay for PTO
Power
Pre-Wired
when PTO
Option Ordered
UNDER HOOD
6
Red Wire - Power
to PTO Solenoid
Connect to Wire/Weather
Seal - Pink/Yellow
Light Gray 4-Pin
Connector/Pin 2
Bottom/Left
F928- AUX_
PTO_OUT-
PUT Pink/
Yellow
F605- AUX_
PTO_OUTPUT
Pink/Violet
7
Black Wire
Ground Wire from
PTO Solenoid and
Pressure Indicator
Switch
Connect to Wire/Weather
Seal - Black
Light Gray 4-Pin
Connector/Pin 3 - Top/
Right
Z907 -
Ground
Black
Z907 - Ground
Black/Brown
8
Violet Wire
Pressure Indicator
Signal from
Pressure Switch
Connect to Wire/Weather
Seal- Violet/Yellow
Light Gray 4-Pin
Connector/Pin 4 - Bottom/
Right
G425 - PTO Indicator
Violet/Yellow
See Next Page for
NOTES
* For Model Year 2011/12 refer to SK-495
** For Model Year 2013 and Later refer to SK-567
Refer to RAM Body Builder Web Site for changes and/or updates to wiring information
(SK-495 & SK-567)
Summary of Contents for 252 Series
Page 4: ...Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA IV...
Page 11: ...Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA 7 ALLISON...
Page 22: ...Notes Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA 18...
Page 23: ...Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA 19 DODGE RAM...
Page 42: ...Notes Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA 38...