Product Overview
This Chevrolet Spark electrical manual collection provides detailed factory-style circuit schematics for electrical diagnosis, wiring repair, connector and harness tracing, module testing, sensor troubleshooting, retrofit planning and professional workshop use.
The package spans conventional gasoline Spark models plus the 2016 Chevrolet Spark EV LT, whose internal header specifically identifies the powertrain as Electric. The EV manual substantially expands the package with high-voltage propulsion battery, charging and electric-drive electronics.
Vehicle Coverage
- 2015 Chevrolet Spark LS — 1.2L
- 66 pages
- Internal YMMS verifies Spark LS and 1.2L engine.
- 2016 Chevrolet Spark LS — 1.4L
- 85 pages
- Internal YMMS verifies Spark LS and 1.4L engine.
- 2016 Chevrolet Spark EV LT — Electric
- 83 pages
- Dedicated EV electrical/electronic system coverage.
- 2018 Chevrolet Spark LS — 1.4L
- 81 pages
- Internal YMMS verifies Spark LS and 1.4L engine.
- 2019 Chevrolet Spark LT — 1.4L
- 86 pages
- Internal YMMS verifies Spark LT and 1.4L engine.
- 2020 Chevrolet Spark ACTIV — 1.4L
- 84 pages
- Internal YMMS verifies Spark ACTIV and 1.4L engine.
- 2022 Chevrolet Spark LT — 1.4L
- 88 pages
- Internal YMMS verifies Spark LT and 1.4L engine.
- Engine / powertrain coverage: 1.2L, 1.4L and Electric
- Total package: 7 PDF manuals / 573 pages
- Approx. total file size: 36.8 MB
- Format: PDF
- Language: English
Technical Highlights
- 1.2L and 1.4L gasoline engine circuits
- Electric Spark EV powertrain circuits
- Engine Control Module / engine controls
- Body Control Module (BCM)
- ABS / electronic brake controls
- High- and low-speed GMLAN
- LIN / local interconnect network circuits where equipped
- Computer data lines and module communications
- Power distribution and fuse/relay circuits
- Ground distribution
- HVAC / A/C and blower controls
- Cooling-fan circuits
- Starting and charging
- Automatic transmission and shift interlock
- Headlights and exterior lighting
- Interior lighting
- Door locks and anti-theft
- Instrument cluster
- Wiper / washer
- Defogger
- Supplemental restraints
- Spark EV high-voltage battery
- Battery Energy Control Module
- Battery Charger Control Module
- Hybrid/EV battery charger and charging receptacle
- Power inverter module
- Hybrid/EV powertrain controls
- Electric/auxiliary transmission fluid pump
- Pedestrian alert system
The gasoline manuals explicitly integrate BCM functions with ABS, lighting, HVAC, computer data lines, power distribution and starting/charging systems.
The Spark EV goes considerably further: its diagrams identify the Hybrid/EV battery pack, battery charger receptacle, battery charger, charging electronics and high-voltage connections.
Table of Content
- Active Bodyworks – Spark EV
- Pedestrian alert sound control module
- Pedestrian alert speaker
- BCM interface
- High-speed GMLAN communication
- Electric-drive system communication
- Air Conditioning / HVAC
- Manual A/C circuits
- Automatic A/C circuits
- HVAC control module
- Blower motor and blower control module
- Air-temperature door actuator
- Mode-door actuator
- Recirculation-door actuator
- Evaporator temperature sensor
- Ambient-air temperature sensor
- Refrigerant pressure sensor
- A/C compressor / clutch
- Cooling-fan controls
- Defogger integration
- GMLAN / LIN communication
- Spark EV cabin-heater coolant control
The 2022 manual, for example, contains a four-part automatic A/C circuit incorporating the HVAC module, low-speed GMLAN and LIN bus.
- Anti-Lock Brakes
- ABS control circuits
- Brake-apply sensor
- Traction-control signals
- BCM integration
- Data-network communication
- Anti-Theft / Immobilizer
- Anti-theft circuits
- Pass-Key system
- Immobilizer control module
- Security indicator
- Keyless-start related circuits
- BCM interface
- GMLAN communication
- Body Control Modules
- BCM power and grounds
- Lighting controls
- HVAC interfaces
- Door-lock controls
- Anti-theft functions
- Wiper / washer controls
- Defogger controls
- Shift-interlock signals
- GMLAN data communication
- Computer Data Lines
- High-speed GMLAN
- Low-speed GMLAN
- Serial-data circuits
- LIN / local interconnect networks
- ECM / BCM / ABS communication
- EV powertrain module communication
- Cruise Control
- Cruise-control inputs
- Brake switch / brake sensor
- ECM interface
- Steering controls
- Transmission interface
- Defogger
- Rear-window defogger
- Defogger relay
- BCM / HVAC control
- Door Locks
- Power door locks
- Lock / unlock switches
- Door-lock actuators
- Door-ajar signals
- Remote-function circuits
- Anti-theft integration
- Engine Performance – Gasoline
- 1.2L engine-management circuits
- 1.4L engine-management circuits
- Engine Control Module
- Ignition circuits
- Fuel-injection circuits
- Engine sensors
- Emissions controls
- Cooling-fan control
- Power and grounds
- GMLAN communication
- Engine Performance / Electric Powertrain – Spark EV
- Hybrid/EV powertrain controls
- Hybrid/EV battery pack
- Battery Energy Control Module
- High-voltage contactor circuits
- Battery cell-voltage monitoring
- Battery coolant pump
- Battery charger
- Battery Charger Control Module
- Charging receptacle
- Charging-receptacle lock actuator
- Charging-receptacle temperature sensor
- Fast-charging provisions
- High-voltage positive / negative circuits
- Power inverter module
- Electric-drive electronics
- EV cooling circuits
- Serial-data communication
The EV engine-performance section is particularly extensive: one diagram alone identifies battery-cell voltage monitoring and the Battery Energy Control Module inside the Hybrid/EV battery pack.
- Exterior Lights
- Park lamps
- Turn signals
- Brake lamps
- Backup lamps
- Exterior lighting controls
- BCM interfaces
- Ground Distribution
- Engine-compartment grounds
- Body grounds
- Module grounds
- Spark EV drive-unit and high-voltage-system supporting grounds
- Headlights
- Low-beam circuits
- High-beam circuits
- Headlamp relay controls
- Projection headlamps where equipped
- BCM control
- Horns
- Horn circuits
- Horn relay
- BCM control
- Instrument Cluster
- Instrument-cluster power and grounds
- Warning and status indicators
- Security indicator
- GMLAN communication
- Driver information functions
- Interior Lights
- Courtesy lamps
- Interior lighting
- Instrument illumination
- Dimming control
- BCM integration
- Power Distribution
- Battery feeds
- Underhood fuse block
- Instrument-panel fuse block
- Relays
- Module power supplies
- Ignition feeds
- Radio / Information Systems
- Radio circuits
- Audio system
- Data-network interface
- Steering-wheel controls where equipped
- Starting / Charging – Gasoline
- Starter circuit
- Starter relay
- Battery circuit
- Generator / charging system
- ECM starting control
- Start/Stop related circuits where equipped
- EV Charging / High-Voltage System
- Hybrid/EV battery charger
- Battery Charger Control Module
- Charging receptacle
- Receptacle lock actuator
- Receptacle temperature monitoring
- High-voltage battery positive / negative connections
- Fast-charging provisions
- Battery-current monitoring
- High-voltage battery pack
The EV manual explicitly locates the Battery Charger Control Module and battery charger above the transmission assembly and shows their high-voltage battery connections.
- Supplemental Restraints
- Airbag circuits
- Restraint control electronics
- Impact / occupant-related circuits
- Warning indicators
- Transmission / Drive Unit
- Automatic transmission circuits
- Transmission control
- Shift-interlock system
- PRNDL signals
- Transmission sensors / controls
- Spark EV electric-drive unit
- Power inverter module
- Electric/auxiliary transmission fluid pump
The Spark EV diagrams specifically show the Hybrid/EV Powertrain Control Module, Power Inverter Module and Electric/Auxiliary Transmission Fluid Pump Control Module.
- Trunk / Tailgate
- Endgate latch
- Trunk release
- BCM interface
- Wiper / Washer
- Front windshield wiper
- Rear-window wiper
- Washer pumps
- Wiper switches
- BCM control
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