AIR CONDITIONING – Chevrolet Spark EV LT 2014 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 4) for Chevrolet Spark EV LT 2014

List of elements for Automatic A/C Wiring Diagram (1 of 4) for Chevrolet Spark EV LT 2014:

• 5 volt ref
• Ambient light/ sunload sensor (top center of dash)
• Aux htr pump fuse 10a
• Batt pos volt
• Battery positive voltage
• Blower mtr spd ctrl
• Blwr fuse 25a
• Cabin htr coolant mtr ctrl
• Cabin htr coolant mtr enable
• Cabin htr coolant mtr feedback sig
• Computer data lines system
• Coolant heater temperature sensor (right rear of engine compt)
• Coolant temp sig
• Defogger system
• Duct lower air temperature sensor (attached to left lower hvac duct)
• Fuse 15a
• G211 (behind right of glove box)
• Gnd
• Hot at all times
• Hot w/ battery saver relay energized
• Hot w/ ignition run relay energized
• Humidity sens sig
• Humidity tem sens sig
• Hvac control module (behind hvac controls)
• Hvac controls
• Hvac sw fuse 10a
• Inside air temp sens low ref
• Inside air temp sens sig
• Instrument panel fuse block (driver side of dash)
• J225
• J226 (instrument panel harness, 8 cm from radio x4 breakout)
• Linear interconnect network bus 9
• Logic
• Low ref
• Low speed gmlan serial data
• Lower air temp sens sig
• Rear defog rly ctrl
• Ref 5 volt
• Run ign 3 volt
• Sens sig temp humidity
• Sens sig temp windscreen
• System headlights
• Twilight sentinel delay sig
• Underhood fuse block (left rear corner of engine compt)
• Windscreen temp sens sig
• Windshield temperature & inside moisture sensor (mounted to top center of windshield)
• X115
• X200
• X236

Automatic A/C Wiring Diagram (2 of 4) for Chevrolet Spark EV LT 2014

List of elements for Automatic A/C Wiring Diagram (2 of 4) for Chevrolet Spark EV LT 2014:

• (front left engine compt) a/c compressor
• (rear center of engine compt) auxiliary heater coolant pump
• 5 volt ref
• A/c refrigerant pressure sensor (engine compt in high pressure line)
• Access wakup serial data 2
• B+ volt
• Blower motor (mounted below hvac assembly)
• Blower motor control module (mounted to hvac module assembly)
• Blwr mtr spd ctrl
• Computer data lines system
• Data (+) (1) hi spd gmlan
• Data (-) (1) hi spd gmlan
• Engine control module (left side rear of engine compt)
• Fdback sig
• Front blwr mtr rtn
• Fuse 5a
• G103 (rear center of engine compt)
• G105 (right front of engine compt)
• G211 (behind right of glove box)
• Gnd
• Ground
• Hi spd gmlan data (-) (1)
• Hi volt batt (+)
• Hi volt batt (-)
• Hot at all times
• Hot w/ ignition main relay 2 energized
• J103
• J219
• Low ref
• Motor ctrl
• Mtr eanable
• Nca
• Press sens sig
• Run/crank ignition 1 volt
• Serial data (+) (1) hi spd gmlan
• Serial data (-) (1) hi spd gmlan
• Underhood fuse block (left rear corner of engine compt)
• X105
• X200

Automatic A/C Wiring Diagram (3 of 4) for Chevrolet Spark EV LT 2014

List of elements for Automatic A/C Wiring Diagram (3 of 4) for Chevrolet Spark EV LT 2014:

• (under power inverter module assembly cable cover) power inverter module
• 300v+
• 300v-
• 5 volt ref
• A/c low side pressure sensor (engine compt, attached to a/c line)
• Ambient air temperature sensor (on right front of vehicle)
• Can bus hi serial data
• Can bus lo serial data
• Computer data lines system
• Dc battery charger (in engine compt mounted above power inverter module)
• Engine controls system
• Fuse 30a
• Hybrid/ev battery dc charging positive contactor
• Hybrid/ev powertrain control module 2 (under driver seat)
• Logic
• Low press sens sig
• Nca
• Red
• Sens low ref
• Temp sens low ref outside ambient air
• Temp sens sig outside ambient air
• W/ fast charging accommodations provisions
• W/o fast charging accommodations provisions
• X105
• X115

Automatic A/C Wiring Diagram (4 of 4) for Chevrolet Spark EV LT 2014

List of elements for Automatic A/C Wiring Diagram (4 of 4) for Chevrolet Spark EV LT 2014:

• (center rear of engine compt) coolant heater control module
• A/c evaporator temperature sensor (right side of dash)
• Air recirculation door motor (mounted to right of hvac assembly)
• Air temperature door actuator (behind center of dash)
• B+ volt
• Chcm fuse 5a
• Duct upper air temperature sensor (attached to left upper hvac duct)
• G105 (right front of engine compt)
• Gnd
• Hi volt batt (+)
• Hi volt batt (-)
• Hot at all times
• Hvac control module (behind hvac controls)
• J240
• J241
• Lines system computer data
• Low spd gmlan serial data
• Mode door actuator (mounted to left of hvac assembly)
• Nca
• Underhood fuse block (left rear corner of engine compt)