Volkswagen Golf 8 Variant 2020 to 2022 - Service Repair Manual - Wiring Diagrams

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VOLKSWAGEN GOLF 8 VARIANT (2020-2022) - SERVICE MANUAL - WIRING DIAGRAMS

- English Service Manual / Repair Manual and Wiring Diagrams for vehicles Volkswagen Golf 8 Variant 2020 to 2022.


CONTENTS:

WORKSHOP MANUAL

AUXILIARY HEATER SUPPLEMENTARY HEATER
- 00 – Technical data
- 82 – Supplementary heating

BODY REPAIR
- 00 – Technical data
- 50 – Body - front
- 51 – Body - centre
- 53 – Body - rear

BODY REPAIRS EXTERIOR
- 00 – Technical data
- 50 – Body - front
- 55 – Bonnet, rear lid
- 57 – Front doors, door components, central locking
- 58 – Rear doors, door components
- 60 – Sunroof
- 63 – Bumpers
- 64 – Glazing
- 66 – Exterior equipment

BODY REPAIRS INTERIOR
- 00 – Technical data
- 68 – Interior equipment
- 69 – Passenger protection
- 70 – Trim, insulation
- 72 – Seat frames
- 74 – Seat - padding, covers

BRAKE SYSTEM
- 00 – Technical data
- 45 – Anti-lock brake system
- 46 – Brakes - mechanism
- 47 – Brakes - hydraulics

COMMUNICATION
- 00 – Technical data
- 91 – Communication

DRIVER ASSIST SYSTEMS
- 00 – Technical data
- 98 – Assist systems

ELECTRICAL SYSTEM
- 00 – Technical data
- 27 – Starter, current supply, CCS
- 90 – Gauges, instruments
- 92 – Windscreen wash/wipe system
- 94 – Lights, bulbs, switches - exterior
- 96 – Lights, bulbs, switches - interior
- 97 – Wiring

ENGINE CHHA CHHB CNTA CJSA CJSC CJSB CJXA DEDA CJXE CXDA CXDB DLBA DJHC DHGA CNTC DLRB CJXH DKTA DKTB DNUA DNUC
- 00 – Technical data
- 10 – Removing and installing engine
- 13 – Crankshaft group
- 15 – Cylinder head, valve gear
- 17 – Lubrication
- 19 – Cooling
- 21 – Turbocharging/supercharging
- 24 – Mixture preparation - injection
- 26 – Exhaust system
- 28 – Ignition system

ENGINE CWVA CWVB
- 00 – Technical data
- 10 – Removing and installing engine
- 13 – Crankshaft group
- 15 – Cylinder head, valve gear
- 17 – Lubrication
- 19 – Cooling
- 24 – Mixture preparation - injection
- 26 – Exhaust system
- 28 – Ignition system

ENGINE CZCA CZDA CZDB DJKA CZDC
- 00 – Technical data
- 10 – Removing and installing engine
- 13 – Crankshaft group
- 15 – Cylinder head, valve gear
- 17 – Lubrication
- 19 – Cooling
- 21 – Turbocharging/supercharging
- 24 – Mixture preparation - injection
- 26 – Exhaust system
- 28 – Ignition system

ENGINE DACA DADA DACB DPBA DPBE DPCA 1 5 (1)

ENGINE DACA DADA DACB DPBA DPBE DPCA DFYA
- 00 – Technical data
- 10 – Removing and installing engine
- 13 – Crankshaft group
- 15 – Cylinder head, valve gear
- 17 – Lubrication
- 19 – Cooling
- 21 – Turbocharging/supercharging
- 24 – Mixture preparation - injection
- 26 – Exhaust system
- 28 – Ignition system

ENGINE DGXA 09S GOLF 8 DIAGNOSTIC
- ST – Generic Scan Tool

ENGINE DLAA DLAB DLAC EA211
- 00 – Technical data
- 10 – Removing and installing engine
- 13 – Crankshaft group
- 15 – Cylinder head, valve gear
- 17 – Lubrication
- 19 – Cooling
- 21 – Turbocharging/supercharging
- 24 – Mixture preparation - injection
- 26 – Exhaust system
- 28 – Ignition system

ENGINE DRNA DSFB DSFE DSFF ARTEON DIAGNOSTIC
- ST – Generic Scan Tool

ENGINE DSUD DSRA DSRB DTRC DTSA DTSB DTUA DTRB DTRC DTTA DTRD DTTC
- 00 – Technical data
- 10 – Removing and installing engine
- 13 – Crankshaft group
- 15 – Cylinder head, valve gear
- 17 – Lubrication
- 19 – Cooling
- 21 – Turbocharging/supercharging
- 23 – Mixture preparation - injection
- 26 – Exhaust system
- 28 – Glow plug system

FUEL SYSTEM INES DFHA DJGA DGTB DSUD DSRA DSRB DTSA DTSB DTUA
- 00 – Technical data
- 20 – Fuel supply system

FUEL SYSTEM INES DLAB DLAA DFYA DNNA DNPA DNFC DFYA DJKA DSFE DRNA DNFG
- 00 – Technical data
- 20 – Fuel supply system

GEARBOX 09S REPAIR (8 SPEED AUTOMATIC)
- 00 – Technical data
- 32 – Torque converter
- 37 – Controls, housing
- 38 – Gears, control
- 39 – Final drive - differential

GEARBOX 0AH INSTALLED (5 SPEED MANUAL)
- 00 – Technical data
- 30 – Clutch
- 34 – Controls, housing
- 35 – Gears, shafts
- 39 – Final drive - differential

GEARBOX 0AH REMOVED (5 SPEED MANUAL)
- 00 – Technical data
- 30 – Clutch
- 34 – Controls, housing
- 35 – Gears, shafts
- 39 – Final drive - differential

GEARBOX 0AJ REMOVED (6 SPEED MANUAL)
- 00 – Technical data
- 30 – Clutch
- 34 – Controls, housing
- 35 – Gears, shafts
- 39 – Final drive - differential

GEARBOX 0C9 INSTALLED (6 SPEED MANUAL)
- 00 – Technical data
- 30 – Clutch
- 34 – Controls, housing
- 35 – Gears, shafts
- 39 – Final drive - differential

GEARBOX 0C9 REMOVED (6 SPEED MANUAL)
- 00 – Technical data
- 30 – Clutch
- 34 – Controls, housing
- 35 – Gears, shafts
- 39 – Final drive - differential

GEARBOX 0DD HYBRID (6 SPEED DUAL CLUTCH )
- 00 – Technical data
- 30 – Clutch
- 34 – Controls, housing
- 35 – Gears, shafts
- 39 – Final drive - differential

GEARBOX 0GC (7 SPEED DUAL CLUTCH)
- 00 – Technical data
- 30 – Clutch
- 34 – Controls, housing
- 35 – Gears, shafts
- 39 – Final drive - differential

HEATING, AIR CONDITIONER
- 00 – Technical data
- 80 – Heating
- 87 – Air conditioning system

RUNNING GEAR, AXLES, STEERING
- 00 – Technical data
- 40 – Front suspension
- 42 – Rear suspension
- 43 – Self-levelling suspension
- 44 – Wheels, tyres, vehicle geometry
- 48 – Steering

WHEELS TYRES
- 44 – Wheels, tyres, vehicle geometry


MAINTENANCE MANUAL

1 Engine list

2 Service work
- 2.1 Information about flexible or fixed service
- 2.2 Service tables

3 General information
- 3.1 General warnings for working on high-voltage system
- 3.2 Raising vehicle with lifting platform or trolley jack
- 3.3 Entries in service schedule
- 3.4 Severe operating conditions
- 3.5 Vehicle data sticker
- 3.6 Connecting vehicle diagnostic tester
- 3.7 Vehicle identification number
- 3.8 Countries with hot climate
- 3.9 Country overview for diesel not compliant with EN 590
- 3.10 Country overview for petrol not compliant with EN 228
- 3.11 Engine code and engine number
- 3.12 Countries with high levels of dust
- 3.13 Type plate
- 3.14 Shortened intervals for spark plug replacement

4 Descriptions of work
- 4.1 Swivel joints and suspension link mountings: inspecting
- 4.2 All-wheel drive coupling: changing oil
- 4.3 Automatic headlight control and static cornering light: checking function
- 4.4 Automatic gearbox 09S: changing ATF
- 4.5 Battery (12V): checking battery terminal clamps for secure seating
- 4.6 12-volt battery: renewing
- 4.7 Battery (12V): checking with battery tester (always refer to workshop manual)
- 4.8 Status of battery (12V): reading - sending diagnosis protocol via online connection
- 4.9 Front passenger front airbag: checking key switch and “ON/OFF function”
- 4.10 Tyres: checking condition, wear pattern, tyre pressure and tread depth
- 4.11 Brake and clutch system: Change brake fluid
- 4.12 Brake system and shock absorbers: inspecting for leaks and damage
- 4.13 Brake fluid level: Check
- 4.14 Brakes, front and rear: checking thickness of brake pads and condition of brake discs
- 4.15 Diesel fuel filter: draining
- 4.16 Diesel fuel filter: renewing
- 4.17 Diesel particulate filter: checking
- 4.18 Dual clutch gearbox 0DD: changing gear oil
- 4.19 Dual clutch gearbox 0GC: changing gear oil
- 4.20 Electric windows: checking positioning (open and close functions)
- 4.21 Fault memory of all systems: reading with vehicle diagnostic tester, correcting possible faults according to repair guidelines
- 4.22 Natural gas system: resetting interval display if a check in line with ECE ruling 110 has been carried out
- 4.23 Natural gas system: visually inspecting natural gas tank for corrosion and leakage
- 4.24 Natural gas system: checking wax layer between natural gas fuel tank and fuel tank shut-off valve
- 4.25 Natural gas tank: renewing
- 4.26 Natural gas filler connection and sealing cap: checking condition, if necessary cleaning and checking seal
- 4.27 Boots: inspecting
- 4.28 High-voltage battery: checking charge level
- 4.29 Maintenance of high-voltage battery
- 4.30 High-voltage battery: charging
- 4.31 Hybrid components: inspect for damage to high-voltage components and wires.
- 4.32 Interior and exterior body: inspecting for corrosion with doors and flaps open
- 4.33 Poly V-belt: renewing
- 4.34 Poly V-belt: checking condition
- 4.35 Poly V-belt and tensioning roller for belt-driven starter-alternator: renew
- 4.36 Poly V-belt and tensioning roller for belt-driven starter-alternator: check
- 4.37 Cooling system: checking frost protection and coolant level
- 4.38 Cooling system for high-voltage system: checking coolant additive and coolant level
- 4.39 Air filter: cleaning housing and renewing filter element
- 4.40 Multi-purpose additive for diesel fuel: adding
- 4.41 Multi-purpose additive for petrol fuel: adding
- 4.42 Engine and components in engine compartment: inspecting for leaks and damage (from above and below)
- 4.43 Engine cover panel “top”: removing and installing
- 4.44 Engine data plate with Certification Test Group code: checking if fitted and for condition, also checking CTG code against the code in the engine control unit
- 4.45 Engine compartment cover (noise insulation) “bottom”: removing and installing
- 4.46 Engine oil level: checking
- 4.47 Engine oil: Draining, renewing oil filter and filling engine oil.
- 4.48 Engine oil: capacities and specifications
- 4.49 Panoramic sliding sunroof
- 4.50 Panorama sliding roof with rear panorama roof
- 4.51 Road test: performing (driving behaviour, noises, air conditioner etc.)
- 4.52 Wheel securing bolts: tightening to specified torque
- 4.53 Reducing agent (AdBlue®/DEF): replenishing
- 4.54 Reducing agent (AdBlue®/DEF): changing
- 4.55 Tyre Pressure Loss Indicator: calibrating
- 4.56 Tyre repair set: Checking
- 4.57 Window wash/wipe system: functional check
- 4.58 Headlight adjustment: checking LED headlights
- 4.59 Headlight adjustment: checking matrix LED headlights
- 4.60 Headlight adjustment: checking fog lights
- 4.61 Service interval display: resetting
- 4.62 Service interval display: recoding
- 4.63 Track rods: checking clearance, attachment and boots
- 4.64 Dust and pollen filter: cleaning housing and renewing filter element
- 4.65 Selective wheel torque control: change oil in left and right clutch chambers
- 4.66 Transportation mode: switching off
- 4.67 Transportation devices: removing blocking pieces
- 4.68 Clock and date: setting
- 4.69 Underbody: inspecting for damage to underbody sealant, underbody panels, routing of lines, plugs
- 4.70 Front differential lock: changing oil
- 4.71 Warning stickers, Golf GTE: checking
- 4.72 Toothed belt (petrol engines): renewing
- 4.73 Camshaft drive toothed belt (diesel engines): renewing
- 4.74 Spark plugs: Renew

5 Exhaust emissions test
- 5.1 Exhaust emissions test for petrol engines
- 5.2 Exhaust emissions test for diesel engines

6 00 Periodic Technical Inspection (PTI)

7 Glossary

8 ---Change history---


WIRING DIAGRAMS

WIRING DIAGRAMS (GOLF)
- 001 - 1.0l petrol engine , DLAA,DLAB
- 002 - 1.5l petrol engine , DPBA,DPCA,DFYA
- 003 - 2.0l diesel engine , DSRB,DSUD
- 004 - Dual clutch gearbox 0CW , (0EG)
- 005 - Dual clutch gearbox 0GC , (0IJ)
- 006 - 12 V sockets , (7B2),(9JB)
- 007 - Battery, starter and alternator , (9G8)
- 008 - Dynamic Chassis Control , (2I0)
- 009 - Airbag systems
- 010 - Battery, starter and alternator , (9G3)
- 011 - Brake system
- 012 - Data bus network
- 013 - Rear lid remote release
- 014 - Interior lights , (QQ9)
- 015 - Steering column electronics , (2FB),(2FD),(2FE),(2FM),(2FT)
- 016 - Radiator fan
- 017 - Light switch
- 018 - Earthing concept
- 019 - Dash panel insert
- 020 - Fuses in interior
- 022 - Fuses in engine compartment
- 023 - Door control units, passenger side
- 024 - Door control units, driver side
- 025 - Trailer coupling , (1M5),(1M6)
- 026 - Adaptive cruise control , (8T2),(8T3),(8T6),(8T8),(8T9),(QK1)
- 027 - Climatronic , (KC0),(KH7)
- 028 - Anti-theft alarm system , (7AL)
- 029 - Dual tone horn , (8Y1)
- 030 - Parking aid (PDC) , (7X2),(7X5)
- 031 - Electrically operated rear lid , (4E0)
- 032 - Electromechanical steering , (1N3),(1N5),(1N7)
- 033 - Front camera for driver assist systems , (6I1),(6I2),(6I6),(QK1)
- 034 - Head-up display , (KS1)
- 035 - Fuel system , DFYA,DLAA,DLAB,DPBA,DPCA
- 036 - Fuel system , DSRB,DSUD
- 037 - Steering column electronics , (2FM),(2FT)
- 038 - Mobile telephone systems , (9IJ),(9WJ),(9ZX)
- 039 - Multifunction steering wheel , (2FB),(2FD),(2FE),(2FM),(2FT)
- 040 - Steering wheel
- 041 - Emergency call module , (NZ2),(NZ4)
- 042 - Multimedia system
- 043 - Reducing agent metering system , DSRB,DSUD
- 044 - Auxiliary air heater (PTC), diesel engine , (7E6)
- 045 - Reversing camera (Rear Assist) , (KA2)
- 046 - Window wash/wipe system, heated washer jets, headlight washer system , (8N6),(9T1)
- 047 - Headlights , (8IU)
- 048 - Sliding sunroof , (3FB)
- 049 - Tail light clusters , (8VG),(8VM)
- 050 - Seat heating , (4A3),(4A4)
- 051 - Seat backrest and electric lumbar support, driver seat , (8I3),(L0R)
- 052 - Seat backrest and electric lumbar support, driver seat , (8I2),(L0L)
- 053 - Background lighting , (UD1),(UD2)
- 056 - Sound system , (9VG)
- 057 - Lane change assist , (7Y1)
- 059 - Entry and start authorisation , (4I6),(4I7),(4K5),(4K6)
- 060 - Auxiliary heater , (9M9)
- 062 - Interior mirror
- 063 - Sound system , (8RE),(8RL),(8RS),(8RT)

WIRING DIAGRAMS (GOLF VARIANT)
- 001 - 1.0l petrol engine , DLAA,DLAB
- 002 - 1.4l petrol engine , DJKA
- 003 - 1.5l petrol engine , DFYA,DPBA,DPCA
- 004 - 1.5l petrol engine , DHFA
- 005 - 2.0l diesel engine , DSRB,DTRB,DTRD,DTSA,DTSB,DTUA
- 006 - Dual clutch gearbox 0CW , (0EG)
- 007 - Dual clutch gearbox 0GC , (0IJ)
- 008 - Battery, starter and alternator , (9G3)
- 009 - Battery, starter and alternator , (9G8)
- 010 - Dynamic Chassis Control , (2I0)
- 011 - 12 V sockets , (7B2),(9JB)
- 012 - DC/AC converter with socket , (9Z3)
- 013 - Airbag systems , (L0L)
- 014 - Airbag systems , (L0R)
- 015 - Brake system
- 016 - Rear lid remote release , (4E0)
- 017 - Door control units, driver side , (L0L)
- 018 - Door control units, driver side , (L0R)
- 019 - Door control units, passenger side , (L0L)
- 020 - Door control units, passenger side , (L0R)
- 021 - Interior lights , (QQ4),(QQ8),(QQ9)
- 022 - Steering column electronics , (2FM),(2FT),(2PS),(2PT)
- 023 - Steering column electronics , (2FB),(2FD),(2FE),(2PD),(2PE)
- 024 - Multifunction steering wheel , (2FB),(2FD),(2FE),(2FM),(2FT),(2PD),(2PE),(2PS),(2PT)
- 025 - Radiator fan
- 026 - Light switch
- 027 - Dash panel insert
- 028 - Trailer coupling , (1M5),(1M6)
- 029 - Adaptive cruise control , (8T2),(8T3),(8T6),(8T8),(8T9),(QK1)
- 030 - Air conditioning system , (KC0),(KH7)
- 031 - Anti-theft alarm system , (7AL)
- 032 - Dual tone horn , (8Y1)
- 033 - Parking aid (PDC) , (7X2),(7X5)
- 034 - Electrically operated rear lid , (5I6)
- 035 - Electromechanical steering , (1N3),(1N5),(1N7)
- 036 - Front camera for driver assist systems , (6I1),(6I2),(6I6),(QK1)
- 037 - Head-up display , (KS1)
- 038 - Fuel system , DFYA,DJKA,DLAA,DLAB,DNNA,DPBA,DPCA
- 039 - Fuel system , DHFA
- 040 - Fuel system , DSRB,DTRB,DTRD,DTSA,DTSB,DTUA
- 041 - Reducing agent metering system , DSRB,DTRB,DTRD,DTSA,DTSB,DTUA
- 042 - Mobile telephone systems , (9IJ),(9WJ),(9ZX)
- 043 - Communication , (EL1),(EL2),(EL5),(EL6),(NZ2),(NZ3),(NZ4)
- 044 - Multimedia system
- 045 - Auxiliary air heater (PTC) , (7E6)
- 046 - Reversing camera (Rear Assist) , (KA2)
- 047 - Window wash/wipe system , (8N6),(8N8),(9T1)
- 048 - Headlights , (8IU),(8IY)
- 049 - Headlights , (8IR)
- 050 - Sliding sunroof , (3FU)
- 051 - Tail light clusters , (8VG)
- 052 - Tail light clusters , (8VM)
- 053 - Seat heating , (4A3),(4A4)
- 054 - Seat backrest and electric lumbar support, driver seat , (8I2),(1R0)
- 055 - All-wheel drive , (1X1)
- 056 - TV tuner, card reader unit (Japan) , (ER5),(Q0C)
- 057 - Seat backrest and electric lumbar support, driver seat , (8I3),(1R1)
- 058 - 2.0l petrol engine , DNNA
- 059 - Background lighting , (UD1),(UD2)
- 060 - Sound system , (9VG)
- 061 - Sound system , (8RE),(8RL),(8RS),(8RT)
- 062 - Assist systems , (7Y1)
- 063 - Entry and start authorisation , (4I6),(4I7),(4K5),(4K6)
- 064 - Auxiliary heater , (9M9)
- 065 - Interior mirror
- 066 - Earthing concept in engine compartment
- 067 - Earthing concept in interior
- 068 - Earthing concept in luggage compartment
- 069 - Fuses in interior
- 070 - Fuses in engine compartment
- 071 - Data bus diagnostic interface and diagnostic connector
- 073 - Data bus network for powertrain CAN bus
- 074 - Data bus network for running gear CAN bus
- 075 - Data bus network for extended CAN bus
- 076 - Data bus network for convenience CAN bus
- 077 - Data bus network for driver assist systems CAN bus
- 078 - Data bus network for ethernet
- 079 - Data bus network for communication CAN bus
- 080 - Data bus network for infotainment CAN bus
- 081 - Special vehicle , (F6B),(F6E),(F6K)
- 082 - Data bus network for gearbox CAN bus
- 083 - Data bus network for hybrid CAN bus
- 084 - Bonnet contact switch
- 085 - Seat ventilation , (4D3)
- 086 - Engine sound generator , DTRD,DTSB
- 087 - 8-speed automatic gearbox 09S , (0IH)
- 088 - Preparation for driving aids for disabled persons , (F6M)

COMPONENT LOCATIONS (GOLF VARIANT)
- 801 - - Fitting locations: Earth points - 3
- 802 - -Fitting locations: Fuses - 3
- 803 - - Fitting locations: Relays - 3
- 804 - - Fitting locations: front part of vehicle - 3
- 805 - - Fitting locations: middle part of vehicle - 3
- 806 - - Fitting locations: rear part of vehicle - 3
- 807 - -Fitting locations: vehicle underbody - 2
- 808 - -Fitting locations: special vehicles - 2
- 830 - -Connector views: parts with prefix A to D - 3
- 831 - -Connector views: parts with prefix E - 3
- 832 - -Connector views: parts with prefix F - 3
- 833 - -Connector views: parts with prefix G - 3
- 834 - -Connector views: parts with prefix H to I - 3
- 835 - -Connector views: parts with prefix J - 3
- 836 - -Connector views: parts with prefix K to M - 3
- 837 - -Connector views: parts with prefix N - 3
- 838 - -Connector views: parts with prefix O to Q - 3
- 839 - -Connector views: parts with prefix R - 3
- 840 - -Connector views: parts with prefix S to U - 3
- 841 - -Connector views: parts with prefix V - 3
- 842 - -Connector views: parts with prefix W to Z - 3