Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2018 Alfa Romeo Stelvio BaseFACTORY OEM SERVICE PROCEDURE
Repair and Diagnosis
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- Quick Lookups
- Common Specs & Procedures
- DTC Index
- Electrical Component Locations
- Connector End Views & Electrical Component Locations (1 Of 14)
- Connector End Views & Electrical Component Locations (10 Of 14)
- Connector End Views & Electrical Component Locations (11 Of 14)
- Connector End Views & Electrical Component Locations (12 Of 14)
- Connector End Views & Electrical Component Locations (13 Of 14)
- Connector End Views & Electrical Component Locations (14 Of 14)
- Connector End Views & Electrical Component Locations (2 Of 14)
- Connector End Views & Electrical Component Locations (3 Of 14)
- Connector End Views & Electrical Component Locations (4 Of 14)
- Connector End Views & Electrical Component Locations (5 Of 14)
- Connector End Views & Electrical Component Locations (6 Of 14)
- Connector End Views & Electrical Component Locations (7 Of 14)
- Connector End Views & Electrical Component Locations (8 Of 14)
- Connector End Views & Electrical Component Locations (9 Of 14)
- Fluids
- Technical Bulletins
- Tire Fitment
- Wiring Diagrams
- Connector End Views & Electrical Component Locations (1 Of 14)
- Connector End Views & Electrical Component Locations (10 Of 14)
- Connector End Views & Electrical Component Locations (11 Of 14)
- Connector End Views & Electrical Component Locations (12 Of 14)
- Connector End Views & Electrical Component Locations (13 Of 14)
- Connector End Views & Electrical Component Locations (14 Of 14)
- Connector End Views & Electrical Component Locations (2 Of 14)
- Connector End Views & Electrical Component Locations (3 Of 14)
- Connector End Views & Electrical Component Locations (4 Of 14)
- Connector End Views & Electrical Component Locations (5 Of 14)
- Connector End Views & Electrical Component Locations (6 Of 14)
- Connector End Views & Electrical Component Locations (7 Of 14)
- Connector End Views & Electrical Component Locations (8 Of 14)
- Connector End Views & Electrical Component Locations (9 Of 14)
- System Wiring Diagrams
- Using lemon2025'S System Wiring Diagrams
- Accessories & Equipment
- Accessories Control Systems
- Anti-Theft Systems
- Collision/Avoidance
- Communication Devices
- (Chassis Domain Control Module (CDCM) - Electrical Diagnostics)
- (Drivetrain Control Module (DTCM) - Electrical Diagnostics)
- Body Control Module (BCM) - Communication Diagnostic Procedure & Body Verification Test
- Body Control Module (BCM) - Diagnostic Code Index
- Body Control Module (BCM) - DTCS B1000-44 To B1050-15
- Body Control Module (BCM) - DTCS B1051-11 To B1266-11
- Body Control Module (BCM) - DTCS B1266-23 To U1427-09
- Body Control Module (BCM) - DTCS U1427-86 To U1A56-87
- Communication - Non-DTC Based Diagnostics
- Electronic Control Modules (Service Information)
- Navigation/Telecommunication (Service Information)
- Cruise Control Systems
- Drivers Assistance Systems - ADAS
- Entertainment Systems
- (Amplifier (Amp) Premium 1 - Electrical Diagnostics)
- (Audio (Radio) (EMCM) - Electrical Diagnostics)
- (Audio (Radio) (ETM) - Electrical Diagnostics)
- (Engine Sound Enhancement Module (ESEM) - Electrical Diagnostics)
- (Radio Frequency Module (RF Hub) - Electrical Diagnostics)
- Amplifier (Amp) Premium 2 - Diagnostic Code Index
- Amplifier (Amp) Premium 2 - DTCS B1400-11 To B140A-1A
- Amplifier (Amp) Premium 2 - DTCS B140A-92 To U2026-87
- Audio/Video - Non-DTC Based Diagnostics
- Audio/Video/Entertainment/Connectivity (Service Information)
- Exterior Lights
- Gauges & Instrument Panels
- Headlights
- Heated Glass/Defoggers
- Horns
- Infotainment
- (Amplifier (Amp) Premium 1 - Electrical Diagnostics)
- (Audio (Radio) (EMCM) - Electrical Diagnostics)
- (Audio (Radio) (ETM) - Electrical Diagnostics)
- (Engine Sound Enhancement Module (ESEM) - Electrical Diagnostics)
- (Radio Frequency Module (RF Hub) - Electrical Diagnostics)
- Amplifier (Amp) Premium 2 - Diagnostic Code Index
- Amplifier (Amp) Premium 2 - DTCS B1400-11 To B140A-1A
- Amplifier (Amp) Premium 2 - DTCS B140A-92 To U2026-87
- Audio/Video - Non-DTC Based Diagnostics
- Audio/Video/Entertainment/Connectivity (Service Information)
- Navigation/Telecommunication (Service Information)
- Interior/Exterior Trim
- Interior/Illumination Lights
- Power Mirrors (Service Information)
- Seats
- Warning Systems
- Window Motors & Regulators
- Wiper/Washer Systems
- Body & Frame
- Brakes
- Anti-Lock Brakes
- Anti Lock Brakes (Abs) (Service Information)
- Anti-Lock Brakes (Abs) - Abs Verification Test, Abs Intermittent Condition & EPB Verification Test
- Anti-Lock Brakes (Abs) - Diagnostic Code Index
- Anti-Lock Brakes (Abs) - DTCS C0010-01 To C104A-29
- Anti-Lock Brakes (Abs) - DTCS C104A-49 To C1403-19
- Anti-Lock Brakes (Abs) - DTCS C1403-1B To U1990-83
- Brakes Control Systems
- Mechanical - Hydraulic
- Parking Brake System
- Traction Control
- Anti Lock Brakes (Abs) (Service Information)
- Anti-Lock Brakes (Abs) - Abs Verification Test, Abs Intermittent Condition & EPB Verification Test
- Anti-Lock Brakes (Abs) - Diagnostic Code Index
- Anti-Lock Brakes (Abs) - DTCS C0010-01 To C104A-29
- Anti-Lock Brakes (Abs) - DTCS C104A-49 To C1403-19
- Anti-Lock Brakes (Abs) - DTCS C1403-1B To U1990-83
- Anti-Lock Brakes
- Drivelines & Axles
- Electrical
- Body Electrical
- Circuit Testing Procedures - Non-DTC-Based Diagnostics
- Connector End Views & Electrical Component Locations (1 Of 14)
- Connector End Views & Electrical Component Locations (10 Of 14)
- Connector End Views & Electrical Component Locations (11 Of 14)
- Connector End Views & Electrical Component Locations (12 Of 14)
- Connector End Views & Electrical Component Locations (13 Of 14)
- Connector End Views & Electrical Component Locations (14 Of 14)
- Connector End Views & Electrical Component Locations (2 Of 14)
- Connector End Views & Electrical Component Locations (3 Of 14)
- Connector End Views & Electrical Component Locations (4 Of 14)
- Connector End Views & Electrical Component Locations (5 Of 14)
- Connector End Views & Electrical Component Locations (6 Of 14)
- Connector End Views & Electrical Component Locations (7 Of 14)
- Connector End Views & Electrical Component Locations (8 Of 14)
- Connector End Views & Electrical Component Locations (9 Of 14)
- Power Distribution
- Special Tools
- Charging Systems
- Component Locations
- Connector End Views & Electrical Component Locations (1 Of 14)
- Connector End Views & Electrical Component Locations (10 Of 14)
- Connector End Views & Electrical Component Locations (11 Of 14)
- Connector End Views & Electrical Component Locations (12 Of 14)
- Connector End Views & Electrical Component Locations (13 Of 14)
- Connector End Views & Electrical Component Locations (14 Of 14)
- Connector End Views & Electrical Component Locations (2 Of 14)
- Connector End Views & Electrical Component Locations (3 Of 14)
- Connector End Views & Electrical Component Locations (4 Of 14)
- Connector End Views & Electrical Component Locations (5 Of 14)
- Connector End Views & Electrical Component Locations (6 Of 14)
- Connector End Views & Electrical Component Locations (7 Of 14)
- Connector End Views & Electrical Component Locations (8 Of 14)
- Connector End Views & Electrical Component Locations (9 Of 14)
- Fuses & Circuit Breakers
- Connector End Views & Electrical Component Locations (1 Of 14)
- Connector End Views & Electrical Component Locations (10 Of 14)
- Connector End Views & Electrical Component Locations (11 Of 14)
- Connector End Views & Electrical Component Locations (12 Of 14)
- Connector End Views & Electrical Component Locations (13 Of 14)
- Connector End Views & Electrical Component Locations (14 Of 14)
- Connector End Views & Electrical Component Locations (2 Of 14)
- Connector End Views & Electrical Component Locations (3 Of 14)
- Connector End Views & Electrical Component Locations (4 Of 14)
- Connector End Views & Electrical Component Locations (5 Of 14)
- Connector End Views & Electrical Component Locations (6 Of 14)
- Connector End Views & Electrical Component Locations (7 Of 14)
- Connector End Views & Electrical Component Locations (8 Of 14)
- Connector End Views & Electrical Component Locations (9 Of 14)
- Gauges
- Horns
- Motors, Switches, Relays
- Circuit Testing Procedures - Non-DTC-Based Diagnostics
- Connector End Views & Electrical Component Locations (1 Of 14)
- Connector End Views & Electrical Component Locations (10 Of 14)
- Connector End Views & Electrical Component Locations (11 Of 14)
- Connector End Views & Electrical Component Locations (12 Of 14)
- Connector End Views & Electrical Component Locations (13 Of 14)
- Connector End Views & Electrical Component Locations (14 Of 14)
- Connector End Views & Electrical Component Locations (2 Of 14)
- Connector End Views & Electrical Component Locations (3 Of 14)
- Connector End Views & Electrical Component Locations (4 Of 14)
- Connector End Views & Electrical Component Locations (5 Of 14)
- Connector End Views & Electrical Component Locations (6 Of 14)
- Connector End Views & Electrical Component Locations (7 Of 14)
- Connector End Views & Electrical Component Locations (8 Of 14)
- Connector End Views & Electrical Component Locations (9 Of 14)
- Power Distribution
- Special Tools
- Starter
- Wiring Diagrams
- Connector End Views & Electrical Component Locations (1 Of 14)
- Connector End Views & Electrical Component Locations (10 Of 14)
- Connector End Views & Electrical Component Locations (11 Of 14)
- Connector End Views & Electrical Component Locations (12 Of 14)
- Connector End Views & Electrical Component Locations (13 Of 14)
- Connector End Views & Electrical Component Locations (14 Of 14)
- Connector End Views & Electrical Component Locations (2 Of 14)
- Connector End Views & Electrical Component Locations (3 Of 14)
- Connector End Views & Electrical Component Locations (4 Of 14)
- Connector End Views & Electrical Component Locations (5 Of 14)
- Connector End Views & Electrical Component Locations (6 Of 14)
- Connector End Views & Electrical Component Locations (7 Of 14)
- Connector End Views & Electrical Component Locations (8 Of 14)
- Connector End Views & Electrical Component Locations (9 Of 14)
- System Wiring Diagrams
- Using lemon2025'S System Wiring Diagrams
- Body Electrical
- Engine Mechanical
- Engine Performance
- Emissions
- Fuel Delivery
- 2.0L - Ignition System (Service Information)
- Specifications
- System
- 2.0L - Diagnostic Code Index
- 2.0L - DTCS B1810-00 To P0107-00
- 2.0L - DTCS P0108-00 To P0246-00
- 2.0L - DTCS P024A-00 To P046C-00
- 2.0L - DTCS P0480-00 To P068A-00
- 2.0L - DTCS P0685-00 To P110E-00
- 2.0L - DTCS P110F-00 To P1E3A-00
- 2.0L - DTCS P1E3B-00 To P2237-00
- 2.0L - DTCS P2238-00 To P2AE4-00
- 2.0L - DTCS P2AE5-00 To U148C-00
- 2.0L - Emissions Control
- 2.0L - Intermittent Condition, Powertrain Verification Test & Pre-Diagnostic Troubleshooting Procedure
- DRIVEABILITY - Gas - Non-DTC Based Diagnostics
- Testing & Diagnosis
- 2.0L - Diagnostic Code Index
- 2.0L - DTCS B1810-00 To P0107-00
- 2.0L - DTCS P0108-00 To P0246-00
- 2.0L - DTCS P024A-00 To P046C-00
- 2.0L - DTCS P0480-00 To P068A-00
- 2.0L - DTCS P0685-00 To P110E-00
- 2.0L - DTCS P110F-00 To P1E3A-00
- 2.0L - DTCS P1E3B-00 To P2237-00
- 2.0L - DTCS P2238-00 To P2AE4-00
- 2.0L - DTCS P2AE5-00 To U148C-00
- 2.0L - Emissions Control
- 2.0L - Intermittent Condition, Powertrain Verification Test & Pre-Diagnostic Troubleshooting Procedure
- DRIVEABILITY - Gas - Non-DTC Based Diagnostics
- Tune-Up
- General Information
- Abbreviations
- Basic Trouble Shooting
- Brakes
- Check Lists
- Driveline/Axles
- DTC Index
- Electrical
- Engine
- Engine Performance
- Electrostatic Discharge Warning - General Information
- Engine Performance Diagnostic Routine Outline - General Information
- Engine Performance Safety Precautions
- Map - Engine Performance & Maintenance
- Parasitic Load Explanation & Test Procedures - General Information
- State Emission Standards - Diesel
- State Emission Standards - Gas
- Waveforms - Injector Pattern Tutorial - General Information
- Map - Exhaust Systems
- Heating, Ventilation & A/C (HVAC)
- Hoist/Jack
- Identification
- Metric Conversions
- OEM General Information
- Reset Procedures
- Specifications Index
- Steering
- Towing
- Traction Control Disable Procedures
- Trouble Shooting - Manual Transmission - General Information
- Heating, Ventilation & A/C (HVAC)
- Maintenance
- Restraints
- Air Bag, SRS
- Occupant Restraint Controller (Orc) - Diagnostic Code Index
- Occupant Restraint Controller (Orc) - DTCS B0003-01 To B0103 -12
- Occupant Restraint Controller (Orc) - DTCS B0103-1E To B0123-12
- Occupant Restraint Controller (Orc) - DTCS B0123-1E To U1932-86
- Occupant Restraint Controller (Orc) - Restraints System Intermittent Test, Pre-Diagnostic Procedure & Verification Test
- Restraints (Service Information)
- Passive Restraints
- Restraints Control Systems
- Occupant Restraint Controller (Orc) - Diagnostic Code Index
- Occupant Restraint Controller (Orc) - DTCS B0003-01 To B0103 -12
- Occupant Restraint Controller (Orc) - DTCS B0103-1E To B0123-12
- Occupant Restraint Controller (Orc) - DTCS B0123-1E To U1932-86
- Occupant Restraint Controller (Orc) - Restraints System Intermittent Test, Pre-Diagnostic Procedure & Verification Test
- Restraints (Service Information)
- Seat Belts
- Occupant Restraint Controller (Orc) - Diagnostic Code Index
- Occupant Restraint Controller (Orc) - DTCS B0003-01 To B0103 -12
- Occupant Restraint Controller (Orc) - DTCS B0103-1E To B0123-12
- Occupant Restraint Controller (Orc) - DTCS B0123-1E To U1932-86
- Occupant Restraint Controller (Orc) - Restraints System Intermittent Test, Pre-Diagnostic Procedure & Verification Test
- Restraints (Service Information)
- Air Bag, SRS
- Steering
- Suspension
- Transmission
- Automatic Trans
- (Electronic Shift Module (ESM) - Electrical Diagnostics)
- 2.0L - Cooling System
- 8HP50/850RE - Automatic Transmission (Service Information)
- 8HP50/850RE - Diagnostic Code Index
- 8HP50/850RE - DTCS P0219-00 To P1D91-00
- 8HP50/850RE - DTCS P1D92-00 To U3002-00
- 8HP50/850RE - Pre-Diagnostic Troubleshooting Procedure, Transmission Verification Test & TCM Adaptation
- Transfer Case
- Transmission Control Systems
- Automatic Trans
- External Pages
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
