Wiring Diagram Cluster

1987 Audi Coupe GT Engine Management Wiring Diagram

Find ECU/PCM wiring, fuel injector circuits, ignition coil paths, and oxygen sensor schematics for engine diagnostics.

Open Exact Vehicle Repair HubOpen Interactive Diagram BrowserBrowse All Wiring Diagrams

Matched Diagrams

48

Variant Used

Coupe GT L5-2226cc 2.22L SOHC (KX)

Total Vehicle Diagrams

558

🤖 Stuck on this electrical issue?

Wiring diagrams can be a maze. Ask Manuel, our factory-trained AI mechanic, to analyze this circuit or troubleshoot your specific symptom.

Ask AI Mechanic ➔

From Diagram To Fix

Use this wiring page as the jump point, not the dead end

Open the exact diagram, then move directly into the vehicle hub, the repair most likely tied to this system, or the code cluster that usually shows up with it.

Keep context

Vehicle Repair Hub

Step out of raw diagrams and into the full 1987 Audi Coupe GT hub with repairs, specs, codes, and other systems already tied to this car.

View vehicle repair hub →
1987 Audi Coupe GT 105000 MI or 168000 KM

OEM source

Factory Manual Evidence

When there is no clean repair shortcut for this system, drop into the OEM manual sections that usually carry the authoritative test path.

1987 Audi Coupe GT 105000 MI or 168000 KM →
1987 Audi Coupe GT 105000 MI or 168000 KM1987 Audi Coupe GT 112500 MI or 180000 KM1987 Audi Coupe GT 112500 MI or 180000 KM

Diagnostic signal

Codes Often Seen With This System

Use the code cluster when wiring faults overlap with check-engine or module-level diagnostics.

P0301: Cylinder 1 Misfire Detected →
P0030: HO2S Heater Control Circuit (Bank 1, Sensor 1)P0300: Random/Multiple Cylinder Misfire DetectedP0351: Ignition Coil A Primary/Secondary Circuit

Top Engine Management Diagram Paths

1.Electrical Diagrams > Powertrain Management > Computers and Control Systems > Engine Control ModuleGeneralOpen2.Electrical Diagrams > Powertrain Management > Computers and Control Systems > Oxygen SensorGeneralOpen3.Engine — DiagramEngine, Cooling and ExhaustOpen4.Electrical Diagrams > Powertrain Management > Computers and Control Systems > System DiagramGeneralOpen5.Electrical Diagrams > Powertrain Management > Ignition SystemGeneralOpen6.Electrical Diagrams > Powertrain Management > System DiagramGeneralOpen7.Electrical Diagrams > Temperature Warning Lamp/Indicator, Engine CoolingGeneralOpen8.Exploded Views > Engine > System DiagramGeneralOpen9.Exploded Views > Engine > Timing BeltGeneralOpen10.Computers and Control Systems — Diagram Information and Instructions > Connector LocationsPowertrain ManagementOpen11.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 1 Thru 13Powertrain ManagementOpen12.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 102 Thru 113Powertrain ManagementOpen13.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 114 Thru 125Powertrain ManagementOpen14.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 126 Thru 134Powertrain ManagementOpen15.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 135 Thru 148Powertrain ManagementOpen16.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 14 Thru 31Powertrain ManagementOpen17.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 149 Thru 165Powertrain ManagementOpen18.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 166 Thru 180Powertrain ManagementOpen19.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 181 Thru 190Powertrain ManagementOpen20.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 32 Thru 48Powertrain ManagementOpen21.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 48A Thru 60APowertrain ManagementOpen22.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 61 Thru 72Powertrain ManagementOpen23.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 73 Thru 87Powertrain ManagementOpen24.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 88 Thru 101Powertrain ManagementOpen25.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 191 Thru 315 > Track 191 Thru 205Powertrain ManagementOpen26.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 191 Thru 315 > Track 206 Thru 209Powertrain ManagementOpen27.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 191 Thru 315 > Track 210 Thru 223Powertrain ManagementOpen28.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 191 Thru 315 > Track 224 Thru 234Powertrain ManagementOpen29.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 191 Thru 315 > Track 235 Thru 245Powertrain ManagementOpen30.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 191 Thru 315 > Track 246 Thru 255Powertrain ManagementOpen31.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 191 Thru 315 > Track 256 Thru 271Powertrain ManagementOpen32.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 191 Thru 315 > Track 272 Thru 274Powertrain ManagementOpen33.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 191 Thru 315 > Track 275 Thru 289Powertrain ManagementOpen34.Computers and Control Systems — Diagram Information and Instructions > Diagrams By Track Number > Tracks 191 Thru 315 > Track 290 Thru 300Powertrain ManagementOpen35.Computers and Control Systems — Diagram Information and Instructions > Ground LocationsPowertrain ManagementOpen36.Computers and Control Systems — Diagram Information and Instructions > How to Use Wiring DiagramsPowertrain ManagementOpen37.Computers and Control Systems — Diagram Information and Instructions > Standard Circuit and Terminal DesignationsPowertrain ManagementOpen38.Computers and Control Systems — Diagram Information and Instructions > Symbol IdentificationPowertrain ManagementOpen39.Computers and Control Systems — Diagram Information and Instructions > Wire Color Code IdentificationPowertrain ManagementOpen40.Computers and Control Systems — Electrical DiagramsPowertrain ManagementOpen41.Diagram Information and Instructions > Connector LocationsPowertrain ManagementOpen42.Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 1 Thru 13Powertrain ManagementOpen43.Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 102 Thru 113Powertrain ManagementOpen44.Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 114 Thru 125Powertrain ManagementOpen45.Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 126 Thru 134Powertrain ManagementOpen46.Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 135 Thru 148Powertrain ManagementOpen47.Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 14 Thru 31Powertrain ManagementOpen48.Diagram Information and Instructions > Diagrams By Track Number > Tracks 1 Thru 190 > Track 149 Thru 165Powertrain ManagementOpen

Parts & Tools for This Job

Common parts shoppers buy for 1987 Audi Coupe GT Engine Management.

part

Assorted Fuses

Shop Amazon→

tool

Digital Multimeter

Shop Amazon→

tool

Wire Repair Kit

Shop Amazon→

As an Amazon Associate, AllOEMManuals earns from qualifying purchases. Prices and availability may vary.

Exact Vehicle Hub

Browse →
1987 Audi Coupe-gt Repair HubExact Vehicle · Backbone

Open the exact vehicle hub for this wiring page to move into repair, manual, and code clusters without leaving the 1987 Audi Coupe-gt context.

OEM Manual Evidence

Browse →
1987 Audi Coupe GT 105000 MI or 168000 KMOEM Manual

105000 MI or 168000 KM — 1987 Audi Coupe GT L5-2226cc 2.22L SOHC (KX) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge Reimag...

1987 Audi Coupe GT 105000 MI or 168000 KMOEM Manual

105000 MI or 168000 KM — 1987 Audi Coupe GT L5-2309cc 2.3L SOHC (NG) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge Reimagi...

1987 Audi Coupe GT 112500 MI or 180000 KMOEM Manual

112500 MI or 180000 KM — 1987 Audi Coupe GT L5-2226cc 2.22L SOHC (KX) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge Reimag...

1987 Audi Coupe GT 112500 MI or 180000 KMOEM Manual

112500 MI or 180000 KM — 1987 Audi Coupe GT L5-2309cc 2.3L SOHC (NG) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge Reimagi...

Likely Trouble Codes for This System

Browse →
P0301: Cylinder 1 Misfire DetectedCode

Ignition code commonly seen during engine management diagnosis.

P0030: HO2S Heater Control Circuit (Bank 1, Sensor 1)Code

Emissions code commonly seen during engine management diagnosis.

P0300: Random/Multiple Cylinder Misfire DetectedCode

Ignition code commonly seen during engine management diagnosis.

P0351: Ignition Coil A Primary/Secondary CircuitCode

Ignition code commonly seen during engine management diagnosis.

P0352: Ignition Coil B Primary/Secondary CircuitCode

Ignition code commonly seen during engine management diagnosis.

P0353: Ignition Coil C Primary/Secondary CircuitCode

Ignition code commonly seen during engine management diagnosis.

More Coupe GT Wiring Pages

ABS Brake Wiring DiagramInstrument Cluster Wiring Diagram

Same System, Other Vehicles

1990 Toyota Supra Engine Management Wiring Diagram1990 Honda Prelude Engine Management Wiring Diagram1994 Toyota Celica Engine Management Wiring Diagram1995 Toyota Celica Liftback Engine Management Wiring Diagram1993 Honda Accord Engine Management Wiring Diagram1990 Ford Probe Engine Management Wiring Diagram2013 Toyota Camry Engine Management Wiring Diagram2012 Toyota Prius Engine Management Wiring Diagram
Factory Service Tools

Turn This Into a Confident Next Step

Verify the likely fault first, then compare a quote before you approve expensive work.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Diagnostic ToolsCompare Repair QuoteQuote Shield Pro
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro