AIR CONDITIONING – Dodge Sprinter 3500 2005 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Dodge Sprinter 3500 2005

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Dodge Sprinter 3500 2005:

• (behind center of dash) s218
• (behind left side of dash) g203
• (left rear of engine compt) g200
• (rest system)
• (under dash) data link connector
• 0 off 1 low 2 med-low 3 med-high 4 high
• 5v ref
• A/c aux fan rly ctrl
• A/c auxiliary fan relay (in relay block)
• A/c comp clutch (+)
• A/c compressor clutch
• Air outlet temperature sensor (right rear of engine compt)
• Aot sens sig
• Automatic temperature control module
• Auxiliary heater timer
• Blower motor resistor block (right rear of engine compt)
• C2 c2
• Cabin heater assembly
• Can c bus (+)
• Can c bus (-)
• Circ pmp mtr (+)
• Circ pmp mtr req
• Circulation pump (front of engine compt)
• D+ relay ctrl
• Evap temp sen sig
• Evaporator temperature sensor (under right side of dash)
• Fuse 15a
• Fuse 30a
• Fuse block 1 (under steering column)
• Fuse/ relay block (under driver's seat)
• Fused d+ rly 1 output
• G202 (under driver's seat)
• Gnd
• Hot at all times
• Htr booster mode
• Htr booster mode ctrl
• Interior lights system
• K-ic/atc/hbm/chm
• Lamp driver
• Nca
• Recirc air sol vlv (+)
• Red
• Refrig press sen sig
• Refrigerant pressure sensor (left front of engine compt)
• S201 (behind center of dash)
• S201 com cir
• S209
• S221 (under dash)
• S223
• Sens gnd
• Sig
• W/ program timer
• W/o program timer
• Wtr cycl vlv (duty cycl)

Automatic A/C Wiring Diagram (2 of 2) for Dodge Sprinter 3500 2005

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Dodge Sprinter 3500 2005:

• (in engine compt) a/c auxiliary fan
• (in engine compt) water cycle valve
• (left rear of engine compt) g200
• 87a
• Amb temp sens rtn
• Amb temp sens sig (+)
• Ambient temperature sensor (under left side of dash)
• Cabin heater assembly
• Can c bus +
• Can c bus -
• Computer data lines system
• D+ relay 1 (in relay block
• D+ relay ctrl
• D+ rly 1 ctrl
• Fan stage 1 relay (relay block)
• Fan stg 1 rly
• Front blower motor (right side of engine compt)
• Fuse 10a
• Fuse 125a
• Fuse 15a
• Fuse block 2 (under steering column)
• Fuse block 3 (under driver's seat)
• G102 (right front of engine compt)
• G200 (left rear of engine compt)
• G202 (under driver's seat)
• Hot at all times
• Instrument cluster
• Nca
• Power distribution center (left side of engine compt)
• Recirculated air solenoid valve (right side of engine compt)
• Red
• S100
• S231
• S232
• S310 (behind center of dash)

Auxiliary Blower Wiring Diagram, with Thermotronic (1 of 2) for Dodge Sprinter 3500 2005

List of elements for Auxiliary Blower Wiring Diagram, with Thermotronic (1 of 2) for Dodge Sprinter 3500 2005:

• (not used)
• Blower stage 1
• Fan relay ctrl
• Fuse 15a
• Fuse block 2 (under driver's seat)
• G203 (behind left side of dash)
• G305
• Hot w/ d+ relay 1 energized
• Interior lights system
• Roof a/c switch
• Roof a/c temperature setting control
• Roof thermotronic control module (center of roof a/c unit)
• S256 (behind center of dash)
• S310
• Tamp setting ctrl
• Temp sens gnd
• Temp sens sig
• Temp sw sens
• Temperature sensor (center of roof a/c unit)

Auxiliary Blower Wiring Diagram, with Thermotronic (2 of 2) for Dodge Sprinter 3500 2005

List of elements for Auxiliary Blower Wiring Diagram, with Thermotronic (2 of 2) for Dodge Sprinter 3500 2005:

• (center of roof a/c unit) anit- icing switch
• (on roof a/c unit) high pressure switch
• (on roof a/c unit) low pressure switch
• 87a
• A/c compressor clutch
• A/c compressor clutch relay (center of roof a/c unit)
• A/c roof auxiliary fan
• A/c roof auxiliary fan relay (center of roof a/c unit)
• Blower stage i diode (center of roof a/c unit)
• Fuse 30a
• Fuse 7.5a
• Fuse 80a
• G305
• Hot at all times
• Power distribution center (left side of engine compt)
• Red
• Roof a/c blower
• Roof a/c blower i
• Roof a/c blower i fuse (center of roof a/c unit)
• Roof a/c blower ii
• Roof a/c blower ii fuse (center of roof a/c unit)
• Roof a/c blower stage i & ii relay (center of roof a/c unit)
• Roof a/c blower stage i relay (center of roof a/c unit)
• Roof a/c blower stage ii relay (center of roof a/c unit)
• Roof a/c compressor fuse (center of roof a/c unit)
• Roof a/c fan fuse (center of roof a/c unit)
• S234
• Thermotronic diode (center of roof a/c unit)

Auxiliary Blower Wiring Diagram, without Thermotronic for Dodge Sprinter 3500 2005

List of elements for Auxiliary Blower Wiring Diagram, without Thermotronic for Dodge Sprinter 3500 2005:

• (behind left side of dash) g203
• (not used)
• (top right rear of vehicle) g301
• 12v a/c fan high
• 12v a/c fan low
• Center of dash) s365
• Fuse 15a
• Fuse 40a
• Fuse block 2 (under driver's seat)
• Fuse block 3 (under driver's seat)
• Fuse/ relay block (under driver's seat)
• Ground
• Hot at all times
• Hot w/ d+ relay 1 energized
• Hot w/ optional equipment relay energized
• Interior lights system
• Nca
• Red
• Roof a/c control module (in dash)
• Roof a/c switch
• Roof a/c temperature setting control
• Roof fan motor (in headliner)
• Roof fan switch
• S256 (behind center of dash)
• S310
• Temp sw sens
• Temp sw sig

Auxiliary Heater Wiring Diagram (1 of 3) for Dodge Sprinter 3500 2005

List of elements for Auxiliary Heater Wiring Diagram (1 of 3) for Dodge Sprinter 3500 2005:

• (behind dash) s222
• (under dash) metering pump
• A rest system
• Aux htr sw (+)
• Auxiliary heater timer
• B cabin heater module
• C w/ program timer
• Cabin heater assembly
• Cabin htr ctrl
• Circ pmp mtr req
• Circ pmp mtr rly hi ctrl
• D w/o program timer
• Data link connector (under dash)
• Dosing pump ctrl
• Fan stage 1 rly hi ctrl
• Fuse 25a
• Fuse 7.5a
• Fuse block 3 (under driver's seat)
• G100 (right front of engine compt)
• G202 (under driver's seat)
• G203 (behind left side of dash)
• Gnd
• Ground
• Heater timer control module
• Hot at all times
• Htr booster mode ctrl
• Htr timer
• Htr timer (cut-in sig)
• Interior lights system
• K-ctm/ssm
• K-ic/atc/hbm/chm
• Metering pump
• Nca
• Otp equip rly out
• Red
• S201 com circt
• S211
• S221 (behind dash)
• Security system module
• Warm air aux htr ctrl
• Warm air auxiliary heater assembly

Auxiliary Heater Wiring Diagram (2 of 3) for Dodge Sprinter 3500 2005

List of elements for Auxiliary Heater Wiring Diagram (2 of 3) for Dodge Sprinter 3500 2005:

• (not used)
• Additional heat exchanger
• Additional heat exchanger relay (relay block)
• Additional heat exchanger switch
• Controller anti-lock brake (left side of engine compt)
• Fuse 25a
• Fuse block 3 (under driver's seat)
• G202 (under driver's seat)
• G203 (behind left side of dash)
• Hot at all times
• Interior lights system
• S201 (behind center of dash)
• Tcs sw (asr) sens
• Tcs switch (asr)

Auxiliary Heater Wiring Diagram (3 of 3) for Dodge Sprinter 3500 2005

List of elements for Auxiliary Heater Wiring Diagram (3 of 3) for Dodge Sprinter 3500 2005:

• (not used)
• 87a
• A rest system
• Automatic temperature control module
• Auxiliary heater control
• B cabin heater module
• Blwr mtr sel 1
• C w/ program timer
• Circ pmp mtr req
• Circulation pump (cabin heater module) (front of engine compt)
• Circulation pump diode
• Circulation pump relay (relay block)
• D w/o program timer
• Dosing pump
• Fan stage 1 relay (relay block)
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 70a
• Fuse block 1 (under steering column)
• Fuse block 3 (under driver's seat)
• G100 (right front of engine compt)
• G200 (left rear of engine compt)
• G202 (under driver's
• G202 (under driver's seat)
• G203 (behind left side of dash)
• Hot at all times
• Hot in run and start
• Htr bstr mode ctrl
• Interior lights system
• Optional equipment relay (in relay) block
• Power distribution center (left side of engine compt)
• Red
• S201 com circt
• S206
• S223
• S252
• S311 (under driver's seat)
• S327 (near security system module)
• S362