Wiring Diagram Cluster

1984 Volvo 240 Transmission Wiring Diagram

Find transmission control module wiring, shift solenoid circuits, speed sensor paths, and torque converter clutch schematics.

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Matched Diagrams

39

Variant Used

240 L4-2127cc 2.1L SOHC B21A (Can)

Total Vehicle Diagrams

273

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1984 Volvo 240 How to Find Technical Service Bulletins by Category/Symptom

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.

1984 Volvo 240 How to Find Technical Service Bulletins by Category/Symptom →
1984 Volvo 240 How to Find Technical Service Bulletins by Category/Symptom1984 Volvo 240 How to Find Technical Service Bulletins by Category/Symptom1984 Volvo 240 How to Find Technical Service Bulletins by Category/Symptom

Diagnostic signal

Codes Often Seen With This System

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

C0035: Left Front Wheel Speed Sensor Circuit →
C0040: Right Front Wheel Speed Sensor CircuitC0050: Right Rear Wheel Speed Sensor CircuitC0236: Rear Wheel Speed Sensor Signal Erratic

Top Transmission Diagram Paths

1.Automatic Transmission/Transaxle — Diagram Information and InstructionsTransmission and DrivetrainOpen2.Automatic Transmission/Transaxle — Electrical DiagramsTransmission and DrivetrainOpen3.Automatic Transmission/Transaxle > Overdrive Assembly — Diagram Information and InstructionsTransmission and DrivetrainOpen4.Automatic Transmission/Transaxle > Overdrive Assembly — Electrical DiagramsTransmission and DrivetrainOpen5.Manual Transmission/Transaxle — Diagram Information and InstructionsTransmission and DrivetrainOpen6.Manual Transmission/Transaxle — Electrical DiagramsTransmission and DrivetrainOpen7.Manual Transmission/Transaxle — Mechanical DiagramsTransmission and DrivetrainOpen8.Electrical Diagrams > Automatic Transmission/Transaxle > Overdrive Assembly, A/T > Overdrive Solenoid, A/TGeneralOpen9.Electrical Diagrams > Automatic Transmission/Transaxle > Overdrive Assembly, A/T > System DiagramGeneralOpen10.Electrical Diagrams > Automatic Transmission/Transaxle > Overdrive Switch, A/TGeneralOpen11.Electrical Diagrams > Automatic Transmission/Transaxle > System DiagramGeneralOpen12.Electrical Diagrams > Manual Transmission/Transaxle > Overdrive Assembly, M/TGeneralOpen13.Electrical Diagrams > Manual Transmission/Transaxle > Overdrive Switch, M/TGeneralOpen14.Electrical Diagrams > Manual Transmission/Transaxle > System DiagramGeneralOpen15.Mechanical Diagrams > Manual Transmission/Transaxle > Shift Linkage, M/TGeneralOpen16.Mechanical Diagrams > Manual Transmission/Transaxle > System DiagramGeneralOpen17.Mechanical Diagrams > Manual Transmission/Transaxle > Transmission Mount, M/TGeneralOpen18.Clutch — Hydraulic ClutchTransmission and DrivetrainOpen19.Clutch — Mechanical ClutchTransmission and DrivetrainOpen20.Drive/Propeller Shafts, Bearings and Joints — Drive Shaft AssemblyTransmission and DrivetrainOpen21.Drive/Propeller Shafts, Bearings and Joints — Drive Shaft InstalledTransmission and DrivetrainOpen22.Backup Lamp — Electrical Diagrams > Reversing (Back-Up) Lights, Automatic TransmissionLighting and HornsOpen23.Backup Lamp — Electrical Diagrams > Reversing (Back-Up) Lights, Manual GearboxLighting and HornsOpen24.Electrical Diagrams > Back-Up Lights > Reversing (Back-Up) Lights, Automatic TransmissionLighting and HornsOpen25.Electrical Diagrams > Back-Up Lights > Reversing (Back-Up) Lights, Manual GearboxLighting and HornsOpen26.Electrical Diagrams > Lighting and Horns > Backup Lamp > Reversing (Back-Up) Lights, Automatic TransmissionGeneralOpen27.Electrical Diagrams > Lighting and Horns > Backup Lamp > Reversing (Back-Up) Lights, Manual GearboxGeneralOpen28.Electrical Diagrams > Lighting and Horns > System Diagram > Back-Up Lights > Reversing (Back-Up) Lights, Automatic TransmissionGeneralOpen29.Electrical Diagrams > Lighting and Horns > System Diagram > Back-Up Lights > Reversing (Back-Up) Lights, Manual GearboxGeneralOpen30.Emission Control Systems — Exhaust Gas Recirculation (EGR) > B21A Engine (Canada) W/ Automatic TransmissionPowertrain ManagementOpen31.Emission Control Systems — Exhaust Gas Recirculation (EGR) > B21A Engine (Canada) W/ Manual TransmissionPowertrain ManagementOpen32.Emission Control Systems > Evaporative Emissions System — Automatic TransmissionPowertrain ManagementOpen33.Emission Control Systems > Evaporative Emissions System — Manual TransmissionPowertrain ManagementOpen34.Vacuum and Vapor Hose Diagrams > Emission Control Systems > Evaporative Emissions System > Automatic TransmissionGeneralOpen35.Vacuum and Vapor Hose Diagrams > Emission Control Systems > Evaporative Emissions System > Manual TransmissionGeneralOpen36.Vacuum and Vapor Hose Diagrams > Emission Control Systems > Exhaust Gas Recirculation > Automatic TransmissionGeneralOpen37.Vacuum and Vapor Hose Diagrams > Emission Control Systems > Exhaust Gas Recirculation > Manual TransmissionGeneralOpen38.Vacuum and Vapor Hose Diagrams > Emission Control Systems > System Diagram > Exhaust Gas Recirculation (EGR) > B21A Engine (Canada) W/ Automatic TransmissionGeneralOpen39.Vacuum and Vapor Hose Diagrams > Emission Control Systems > System Diagram > Exhaust Gas Recirculation (EGR) > B21A Engine (Canada) W/ Manual TransmissionGeneralOpen

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OEM Manual Evidence

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1984 Volvo 240 How to Find Technical Service Bulletins by Category/SymptomOEM Manual

How to Find Technical Service Bulletins by Category/Symptom — 1984 Volvo 240 L6-2383cc 2.4L DSL SOHC D24 FI Service Manual | Operation CHAR...

1984 Volvo 240 How to Find Technical Service Bulletins by Category/SymptomOEM Manual

How to Find Technical Service Bulletins by Category/Symptom — 1984 Volvo 240 L4-2320cc 2.3L SOHC B23F FI Service Manual | Operation CHARM O...

1984 Volvo 240 How to Find Technical Service Bulletins by Category/SymptomOEM Manual

How to Find Technical Service Bulletins by Category/Symptom — 1984 Volvo 240 L4-2127cc 2.1L SOHC Turbo B21FT FI Service Manual | Operation...

1984 Volvo 240 How to Find Technical Service Bulletins by Category/SymptomOEM Manual

How to Find Technical Service Bulletins by Category/Symptom — 1984 Volvo 240 L4-2127cc 2.1L SOHC B21A (Can) Service Manual | Operation CHAR...

Likely Trouble Codes for This System

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C0035: Left Front Wheel Speed Sensor CircuitCode

Chassis/Brakes code commonly seen during transmission diagnosis.

C0040: Right Front Wheel Speed Sensor CircuitCode

Chassis/Brakes code commonly seen during transmission diagnosis.

C0050: Right Rear Wheel Speed Sensor CircuitCode

Chassis/Brakes code commonly seen during transmission diagnosis.

C0236: Rear Wheel Speed Sensor Signal ErraticCode

Chassis/Brakes code commonly seen during transmission diagnosis.

P0500: Vehicle Speed Sensor ACode

Transmission code commonly seen during transmission diagnosis.

P0715: Input/Turbine Speed Sensor CircuitCode

Transmission code commonly seen during transmission diagnosis.

More 240 Wiring Pages

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