Wiring Diagram Cluster

1988 Plymouth Reliant 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

Reliant L4-135 2.2L SOHC

Total Vehicle Diagrams

190

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 1988 Plymouth Reliant hub with repairs, specs, codes, and other systems already tied to this car.

View vehicle repair hub →
1988 Plymouth Reliant A L L Diagnostic Trouble Codes ( DTC )

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.

1988 Plymouth Reliant A L L Diagnostic Trouble Codes ( DTC ) →
1988 Plymouth Reliant A L L Diagnostic Trouble Codes ( DTC )1988 Plymouth Reliant Application and ID1988 Plymouth Reliant Application and ID

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.Connector Views > Powertrain Management > Engine Control Module > 14-Way EngineGeneralOpen2.Connector Views > Powertrain Management > Engine Control Module > 60-Way EngineGeneralOpen3.Connector Views > Powertrain Management > System Diagram > 14-Way EngineGeneralOpen4.Connector Views > Powertrain Management > System Diagram > 60-Way EngineGeneralOpen5.Electrical Diagrams > Powertrain Management > Computers and Control Systems > Engine Control ModuleGeneralOpen6.Electrical Diagrams > Powertrain Management > Computers and Control Systems > Oxygen SensorGeneralOpen7.Electrical Diagrams > Powertrain Management > Computers and Control Systems > Throttle Position SensorGeneralOpen8.Connector Views > 14-Way EnginePowertrain ManagementOpen9.Connector Views > 60-Way EnginePowertrain ManagementOpen10.Engine > Engine Lubrication — DiagramEngine, Cooling and ExhaustOpen11.Electrical Diagrams > A/C & Heater (Engine Compartment)Heating and Air ConditioningOpen12.Electrical Diagrams > Heating and Air Conditioning > A/C & Heater (Engine Compartment)GeneralOpen13.Electrical Diagrams > Powertrain Management > Computers and Control Systems > Body Control ModuleGeneralOpen14.Electrical Diagrams > Powertrain Management > Computers and Control Systems > Camshaft Position SensorGeneralOpen15.Electrical Diagrams > Powertrain Management > Computers and Control Systems > Crankshaft Position SensorGeneralOpen16.Electrical Diagrams > Powertrain Management > Computers and Control Systems > System DiagramGeneralOpen17.Electrical Diagrams > Powertrain Management > Computers and Control Systems > Vehicle Speed SensorGeneralOpen18.Electrical Diagrams > Powertrain Management > Emission Control SystemsGeneralOpen19.Electrical Diagrams > Powertrain Management > Fuel Delivery and Air Induction > CarburetorGeneralOpen20.Electrical Diagrams > Powertrain Management > Fuel Delivery and Air Induction > Fuel PumpGeneralOpen21.Electrical Diagrams > Powertrain Management > Fuel Delivery and Air Induction > System Diagram > Complete System DiagramGeneralOpen22.Electrical Diagrams > Powertrain Management > Fuel Delivery and Air Induction > System Diagram > Fuel Tank System Wiring CircuitGeneralOpen23.Electrical Diagrams > Powertrain Management > Ignition System > Ignition Control ModuleGeneralOpen24.Electrical Diagrams > Powertrain Management > Ignition System > System Diagram > Complete System DiagramGeneralOpen25.Electrical Diagrams > Powertrain Management > Ignition System > System Diagram > Ignition Switch/SystemGeneralOpen26.Electrical Diagrams > Powertrain Management > System Diagram > Part 1GeneralOpen27.Electrical Diagrams > Powertrain Management > System Diagram > Part 2GeneralOpen28.Electrical Diagrams > Powertrain Management > System Diagram > Part 3GeneralOpen29.Electrical Diagrams > Powertrain Management > System Diagram > Part 4GeneralOpen30.Electrical Diagrams > Powertrain Management > System Diagram > Part 5GeneralOpen31.Fluid Diagrams > Engine LubricationGeneralOpen32.Splices > Engine SplicesGeneralOpen33.Computers and Control Systems — Diagram Information and Instructions > How to Find System & Component DiagramsPowertrain ManagementOpen34.Computers and Control Systems — Diagram Information and Instructions > How to Use Complete Body and Chassis DiagramsPowertrain ManagementOpen35.Computers and Control Systems — Electrical DiagramsPowertrain ManagementOpen36.Cooling System — Diagram Information and Instructions > How to Find System & Component DiagramsEngine, Cooling and ExhaustOpen37.Cooling System — Diagram Information and Instructions > How to Use Complete Body and Chassis DiagramsEngine, Cooling and ExhaustOpen38.Cooling System — Electrical Diagrams > Heater OnlyEngine, Cooling and ExhaustOpen39.Cooling System — Electrical Diagrams > With Air ConditioningEngine, Cooling and ExhaustOpen40.Diagram Information and Instructions > How to Find System & Component DiagramsPowertrain ManagementOpen41.Diagram Information and Instructions > How to Use Complete Body and Chassis DiagramsPowertrain ManagementOpen42.Electrical Diagrams > Part 1Powertrain ManagementOpen43.Electrical Diagrams > Part 2Powertrain ManagementOpen44.Electrical Diagrams > Part 3Powertrain ManagementOpen45.Electrical Diagrams > Part 4Powertrain ManagementOpen46.Electrical Diagrams > Part 5Powertrain ManagementOpen47.Emission Control Systems — Diagram Information and Instructions > How to Find System & Component DiagramsPowertrain ManagementOpen48.Emission Control Systems — Diagram Information and Instructions > How to Use Complete Body and Chassis DiagramsPowertrain ManagementOpen

Exact Vehicle Hub

Browse →
1988 Plymouth Reliant Repair HubExact Vehicle

Open the exact vehicle hub for this wiring page to move into repair, manual, and code clusters without leaving the 1988 Plymouth Reliant context.

OEM Manual Evidence

Browse →
1988 Plymouth Reliant A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 1988 Plymouth Reliant L4-135 2.2L SOHC Service Manual | Operation CHARM Operation CHARM : Car repa...

1988 Plymouth Reliant A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 1988 Plymouth Reliant L4-153 2.5L SOHC Service Manual | Operation CHARM Operation CHARM : Car repa...

1988 Plymouth Reliant Application and IDOEM Manual

Repair and Diagnosis: Application and ID — 1988 Plymouth Reliant L4-135 2.2L SOHC Service Manual | Operation CHARM Operation CHARM : Car re...

1988 Plymouth Reliant Application and IDOEM Manual

Repair and Diagnosis: Application and ID — 1988 Plymouth Reliant L4-153 2.5L SOHC Service Manual | Operation CHARM Operation CHARM : Car re...

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 Reliant Wiring Pages

Starter Wiring DiagramAlternator Wiring DiagramHeadlight Wiring DiagramA/C & Heater Wiring DiagramPower Window Wiring DiagramInstrument Cluster Wiring DiagramWiper & Washer Wiring DiagramTransmission Wiring DiagramCruise Control Wiring DiagramBody Electrical Wiring Diagram

Same System, Other Vehicles

1990 Toyota Supra Engine Management Wiring Diagram1990 Honda Prelude Engine Management Wiring Diagram1994 Toyota Celica Engine Management Wiring Diagram1993 Honda Accord Engine Management Wiring Diagram1990 Ford Probe Engine Management Wiring Diagram1991 Ford Thunderbird Engine Management Wiring Diagram2013 Toyota Camry Engine Management Wiring Diagram1990 Toyota Cressida Engine Management Wiring Diagram