For the 1984 Volvo 240 Series with the 2.4L 6-cylinder D24 diesel engine, the oil capacity is 7.4 quarts (with filter). Recommended viscosities include 15W-40 for temperatures above -18°C, 10W-30 for -25 to 20°C, and 5W-30 for temperatures below 16°C. AMSOIL recommends using Signature Series 15W-40 Max-Duty Diesel Oil paired with an AMSOIL Oil Filter (EAO15-EA) for optimal protection.
What oil does a 1984 Volvo 240 Series D24 diesel take?
The 1984 Volvo 240 with the 2.4L 6-cylinder D24 engine requires an oil with a CF grade specification. The appropriate viscosity depends on your ambient operating temperature to ensure proper lubrication and protection.
AMSOIL product recommendations
The following AMSOIL products are specifically listed for the 1984 Volvo 240 Series D24 diesel engine to assist with routine maintenance and performance optimization.
Engine Oil Options
| Product Name | Code |
|---|---|
| Signature Series 15W-40 Max-Duty Diesel Oil | DMEQT-EA |
| 15W-40 Heavy-Duty Synthetic Diesel Oil | ADPQT-EA |
Oil Filter Options
| Product Name | Code |
|---|---|
| AMSOIL Oil Filter | EAO15-EA |
| WIX Oil Filter | 51515-EA |
| MANN-FILTERS Oil Filter | W94025-EA |
Coolant & Transmission Fluid
| Product Name | Code |
|---|---|
| Passenger Car & Light Truck Antifreeze | ANTPC1G-EA |
| Propylene Glycol Antifreeze | ANT1G-EA |
| Signature Series Multi-Vehicle ATF | ATFPK-EA |
| OE Multi-Vehicle ATF | OTFQT-EA |
Engine Oil Specifications
| Parameter | Details |
|---|---|
| Oil Grade | CF |
| Capacity (with filter) | 7.4 quarts |
Note: After refilling, always check the oil level to ensure it is within the correct range.
Engine Oil Viscosity Guide
| Temperature Range | Recommended Viscosity |
|---|---|
| Below 16°C | 5W-30 |
| -25 to 20°C | 10W-30 |
| Above -18°C | 15W-40 |
How much oil does it take with a filter change?
A complete oil and filter service for the 1984 Volvo 240 Series D24 engine requires approximately 7.4 quarts of oil. This capacity includes the volume held within the new oil filter.
Diesel maintenance notes for this vehicle
Maintaining a vintage diesel engine like the D24 requires attention to several key systems to ensure long-term reliability:
- Cooling System: Monitor coolant levels and health. The AMSOIL lookup lists ANTPC1G-EA (50/50 pre-mix) and ANT1G-EA (concentrated) for this application.
- Fuel System: Prioritize fuel filter changes and fuel system integrity to prevent issues common in older diesel models.
- Mechanical Components: Regular inspection of the timing belt and glow plugs is recommended for these inline-six configurations.
Common diesel oil-related concerns and how AMSOIL products may help
Diesel engines face unique stresses such as soot loading and extreme temperature fluctuations. Using high-quality synthetics can mitigate these issues.
| Concern | Why it matters | AMSOIL Product | How it may help | Limitation |
|---|---|---|---|---|
| Engine Wear | High pressure in diesel cylinders can cause metal-on-metal contact. | DMEQT-EA | Delivers up to 6X more wear protection based on Detroit Diesel DD13 testing. | Requires proper service intervals. |
| Contaminants | Small particles can cause abrasive wear. | EAO15-EA | Provides 99% filtering efficiency at 20 microns. | Filter must be replaced regularly. |
| Extreme Temperatures | Viscosity changes can affect lubrication during startup or high heat. | ADPQT-EA | Excels in extreme temperatures and maintains proper viscosity. | Select correct viscosity for ambient temp. |
Automatic Transmission Fluid Specifications
The 1984 Volvo 240 Series uses different automatic transmissions that require specific fill capacities.
Transmission Capacity and Type
| Transmission Model | Total Fill Capacity | Initial Fill Capacity |
|---|---|---|
| AW71 | 7.8 quarts | 3.6 quarts |
| AW70 | 7.8 quarts | 3.6 quarts |
For these transmissions, the AMSOIL lookup lists Signature Series Multi-Vehicle ATF and OE Multi-Vehicle ATF.
About this vehicle
The 1984 Volvo 240 Series is a cornerstone of Volvo’s reputation for safety and durability. Designed by Jan Wilsgaard, the 200 Series was produced from 1974 through 1993 and is widely recognized for its robust construction and longevity. Many units remain in active service today due to their sturdy design.
This specific model features the 2.4L 6-cylinder D24 diesel engine. The D24 is a well-known diesel engine family within the Volvo ecosystem, often associated with reliable, long-distance utility and durable daily commuting or utility transport. Because this is a vintage diesel vehicle, owners should prioritize maintenance of the fuel system, cooling system, and mechanical components inherent to the inline-six configuration.
While the 240 series coexisted with the more premium 700 Series during the mid-1980s, the 240 remains a preferred choice for those seeking a reliable, mid-size platform. Owners of these older diesel models often research specific intervals for glow plug replacement, fuel filter changes, and timing belt inspections to ensure continued reliability.
Recall, TSB, and manufacturer communication notes
Official NHTSA recall research for the 1984 Volvo 240 Series returned no recall records. However, owners should always verify open recalls by VIN, as applicability can depend on specific production dates, trim levels, and equipment. Similarly, no NHTSA complaint records were found for this year/make/model combination; please note that a lack of reported complaints does not prove a vehicle has no issues.
Common questions about this vehicle’s diesel oil and maintenance
What is the engine oil capacity for my 1984 Volvo D24?
The capacity is 7.4 quarts when performing an oil change with a new filter installed.
Which AMSOIL oil is best for extreme temperatures in my Volvo diesel?
Both DMEQT-EA and ADPQT-EA are designed to excel in extreme temperatures.
Can I use a different viscosity for my Volvo 240 diesel?
Yes, the lookup recommends 5W-30 for temperatures below 16°C and 10W-30 for temperatures between -25 to 20°C.
What oil filter should I use for the D24 engine?
AMSOIL recommends the EAO15-EA filter, which provides 99% efficiency at 20 microns.
How much coolant does the cooling system hold?
The cooling system capacity is approximately 9.9 quarts.
How do I verify if my Volvo has an open recall?
You should always verify open recalls by checking your specific Vehicle Identification Number (VIN) through official manufacturer or NHTSA channels.
Disclaimer: Not confirmed from source data. Always consult your official Volvo service manual for specific technical requirements and maintenance intervals.