AIR CONDITIONING – Dodge Ram Van B1500 2003 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Heater Wiring Diagram for Dodge Ram Van B1500 2003

List of elements for Heater Wiring Diagram for Dodge Ram Van B1500 2003:

• (in engine compartment, on side of heater-a/c housing) blower motor resistor block
• (right side of firewall) g102
• A/c- heater panel
• Acc
• Bi-level
• Blower motor (in engine compartment, in blower housing)
• Blower motor speed switch
• Brake master cylinder)
• De-fog
• Defrost
• Floor
• Fuse 10 15a
• Fuse 12 50a
• Fuse block (on left end of dash)
• G202 (behind left side of dash)
• G204 (behind right side of dash)
• High
• High blower relay
• Hot at all times
• Hot in run
• Ignition switch
• Interior lights system
• Lock
• Low
• Med 1
• Med 2
• Med1
• Med2
• Mode switch
• Off
• Panel
• Power distribution center (in engine compartment, next to battery)
• Rec
• Run
• S140 (behind right side of firewall, near breakout to g102)
• Start
• Tan

Manual A/C Wiring Diagram for Dodge Ram Van B1500 2003

List of elements for Manual A/C Wiring Diagram for Dodge Ram Van B1500 2003:

• (after breakout to power distribution center, below brake master cylinder) s138
• (behind left side of dash) g202
• (on right side of firewall) g102
• (right fender shield) s102
• (right side of firewall) g102
• A/c comp rly ctrl
• A/c compressor clutch
• A/c compressor clutch relay
• A/c cycling switch (in front of evaporator coil fins)
• A/c heater control
• A/c high pressure switch (on discharge line, near a/c condenser)
• A/c low pressure switch (on suction line, near filter drier)
• A/c pressure sig
• A/c select
• A/c switch sense
• A/c switch signal
• Acc
• Amplifier
• Bi-lev
• Blend door actuator (under dash, at top right end of distribution duct)
• Blower motor (in engine compart- ment, in blower housing)
• Blower motor resistor block (in engine compartment, on side of heater-a/c housing)
• Blower motor speed switch
• C13
• C18
• C90
• Def
• Extended body
• Floor
• Fuse 10 15a
• Fuse 12 50a
• Fuse 13 20a
• Fuse block (on left end of dash)
• G204 (behind right side of dash)
• Ground
• High
• High blower relay
• Hot at all times
• Hot in run
• Ignition
• Ignition switch
• Interior lights system
• Lock
• Low
• Max
• Med 1
• Med 2
• Med1
• Med2
• Mix
• Mode
• Off
• Panel (a/c)
• Panel (vent)
• Power distribution center (in engine compartment, next to battery)
• Power distribution center (in engine compt, next to battery)
• Powertrain control module (center of firewall)
• Rear a/c
• Rear a/c heater unit (against left side panel, between fuel filler inlet housing & left rear wheelhouse)
• Rear window defogger switch
• Run
• S140 (behind right side of firewall, near breakout to g102)
• S213 (near breakout to power outlet)
• S244 (breakout to power outlet)
• Standard body
• Start
• Tan

Rear A/C Wiring Diagram for Dodge Ram Van B1500 2003

List of elements for Rear A/C Wiring Diagram for Dodge Ram Van B1500 2003:

• (behind left side of dash) g202
• A/c heater control
• A/c switch signal
• Blower motor
• Blower motor speed switch
• Extended body
• Fuse 15a
• Fuse 40a
• Fuse block (on left end of dash)
• High
• High blower relay
• Hot at all times
• Hot in run
• Ignition run relay
• Interior lights system
• Low
• Med
• Mode door module
• Off
• Power distribution center (in engine compartment, next to battery)
• Rear a/c heater control
• Rear a/c heater unit (against left side panel, between fuel filler inlet housing & left rear wheelhouse)
• Resistor block
• S213 (near breakout to power outlet)
• S244 (in breakout to power outlet)
• Standard body
• Water valve actuator