By Finn Hart The 1981 Nissan Patrol SWB, while celebrated for its robust off-road capabilities, faces several issues that potential owners should consider. Common problems include engine overheating, evident from high temperature and steam, and transmission gear slipping, impacting drivability. Suspension issues arise from worn bushings, causing clunking sounds and uneven tire wear. Owner satisfaction trends reveal an average of 60-72%. Safety recalls pertain to potential fuel system leaks and brake inefficiencies. Maintenance is crucial, with recommendations for regular oil changes every 5,000 km and careful inspection of critical components. Exploring detailed experiences will reveal more vital insights.
Overview of the 1981 Patrol SWB
The 1981 Nissan Patrol SWB is a sturdy 4×4 vehicle designed for both off-road and on-road use. It's a great choice for those who love adventure.
The car has a strong body-on-frame build, which makes it tough and able to handle difficult terrains. With a wheelbase of 2,400 mm, it's easy to maneuver in tight spots, perfect for city streets and off-road paths.
It comes with a 4.2-liter inline-six engine that produces about 125 horsepower and 220 Nm of torque. This engine has enough power to climb steep hills and travel over rough terrain. You can choose between a 3-speed automatic or a 4-speed manual transmission, both providing good control and traction in different situations.
The suspension is made up of leaf springs at the back and coil springs at the front. This setup provides a smooth ride on highways and keeps the vehicle steady on bumpy roads.
Inside, there's room for up to five passengers, with features that suit outdoor lovers.
Safety features for this 1981 model include a strong chassis and effective brakes. While it's great for off-road driving, its design also makes it suitable for daily use.
Common problems reported for the 1981 Patrol SWB
| Component/System | Specific Issues | Frequency of Occurrence | Trends/Changes Over Time | How the Problem Manifests | Impact on Performance | Consumer Satisfaction (%) |
|---|---|---|---|---|---|---|
| Engine | Overheating | Moderate | More reports as vehicle ages | Engine temperature goes up, steam from engine | Power drops, risk of engine failure | 60% |
| Transmission | Slipping gears | Low | Consistent over years | Hard to shift, sudden power loss | Drivability issues, safety worries | 70% |
| Suspension | Worn bushings | Moderate | Consistent reports | Clunk sounds, uneven tire wear | Handling worsens, ride less smooth | 65% |
| Electrical System | Failing alternator | Moderate | More reports in mid-80s | Lights dim, battery warning light on | Electrical problems, hard to start | 68% |
| Fuel System | Carburetor issues | Low | Not often reported | Rough idle, stalling, poor fuel use | Performance drops, can stall | 72% |
| Brakes | Brake fade | Low | Consistent over years | Spongy pedal, longer stopping time | Safety risk, longer stopping time | 75% |
| Cooling System | Radiator leaks | Moderate | More reports as vehicle ages | Coolant loss, leaks visible under car | Overheating, risk of engine damage | 62% |
Issues Noted for the 1981 Nissan Patrol SWB
The 1981 Nissan Patrol SWB has some common issues across its main parts:
Engine
Owners often face overheating. This happens more as the car gets older. Signs include high engine temperature and steam or leaks, leading to lower power and possible engine failure. Satisfaction is low at 60%.
Transmission
Gear slipping is not often reported. It stays steady over the years. Shifting can be hard, and power might suddenly drop, affecting drivability and safety. Satisfaction here is higher at 70%.
Suspension
Worn bushings are a moderate issue. Reports are steady. Problems show as clunking sounds and uneven tire wear, which hurt handling and ride comfort. Satisfaction is at 65%.
Electrical System
Alternator failures are moderately reported, more since the mid-80s. Symptoms include dim lights and battery warnings, causing electrical troubles and starting issues. Satisfaction is about 68%.
Fuel System
Carburetor problems are rare. When they occur, they cause rough idling, stalling, and poor fuel efficiency. These affect performance but are not commonly noted. Satisfaction is higher at 72%.
Brakes
Brake fade is not common. It can cause a spongy pedal feel and longer stopping times, posing safety risks. Satisfaction is relatively high at 75%.
Cooling System
Radiator leaks are moderately reported and increase over time. They lead to coolant loss and visible leaks, risking overheating and engine damage. Satisfaction here is 62%.
Recall information specific to the 1981 Patrol SWB
The 1981 Nissan Patrol SWB had several recalls that focused on safety and performance issues.
Here's a breakdown of the recalls:
- Fuel System Problems: There were concerns about the fuel system leaking, which could cause fires. The solution was to check and replace any faulty parts to stop these leaks.
- Brake System Issues: The brakes could lose efficiency in certain situations. Owners were asked to have their brakes checked and possibly get the brake master cylinder replaced to ensure they worked properly.
- Steering Column Flaws: There were defects in the steering column that could lead to loss of control while driving. Nissan responded by replacing the steering column assembly.
Owners of the 1981 Nissan Patrol SWB should check with their local Nissan dealer to see if these recalls apply to their vehicle and get any necessary repairs done.
Owner reviews and satisfaction rates for the 1981 model
Feedback from those who own the 1981 Nissan Patrol SWB shows different experiences. People have mixed feelings, mainly due to how the vehicle performs and how dependable it is. Many like its strong build and how well it handles off-road. They say it lasts long because it's well-made. The 4.0-liter engine, with 135 horsepower, is enough for city and country driving.
But some say it uses more fuel than other cars from the same time. Some problems come up with the transmission and steering. Owners say changing gears can be hard, and the steering might get loose. But fixing it is not too hard because its design is simple.
How happy people are with the Patrol SWB varies a lot. Some are very happy, especially when driving on rough roads. Others feel annoyed because of the mechanical issues. This difference shows in resale value too. Cars in good shape sell for more, while those with lots of wear and tear don't sell well.
Comparison to previous and subsequent Patrol SWB model years
When you look at the 1981 Nissan Patrol SWB compared to earlier and later models, you can see clear changes in how they perform, their technology, and how they look.
The older models from the 1960s and 1970s were simpler. They had basic mechanical parts and didn't have much technology. For example, those older models had a 4.0-liter engine with less power than the 1981 model's 4.2-liter engine, which had 130 horsepower.
Later models, especially from the late 1980s and 1990s, came with new technology. They had electronic fuel injection and better suspension, which made them drive smoother. For instance, the 1997 Patrol SWB had a 4.5-liter engine with 200 horsepower, which made it better for towing and driving.
The design also changed a lot. The 1981 model had a boxy shape that was more about function than looks. But later models were more aerodynamic, helping with fuel efficiency and giving them a modern look.
While the 1981 Patrol SWB was known for being tough and simple, the newer versions offered more comfort and tech features, meeting the needs of people who wanted a more city-friendly vehicle.
Each version of the Patrol SWB shows how its makers balanced old-school toughness with new ideas.
Tips for buying a used 1981 Patrol SWB
When buying a used 1981 Nissan Patrol SWB, consider these points to make a smart choice:
1. Check the Condition: Look over the vehicle carefully.
Check for rust, especially on the chassis and under the car, as rust can shorten the car's life.
Make sure the frame is solid and all key parts work well.
2. Know the Mechanical History: Ask the seller for maintenance records.
These records show how well the car has been cared for.
Focus on any engine, transmission, and differential repairs.
This information can help you spot possible future problems.
3. Go for a Test Drive: Take the car for a test drive.
Listen for any odd noises when speeding up or slowing down.
See how the car handles on and off the road.
A smooth ride with easy steering means the car is in good shape.
If you feel vibrations or the car pulls to one side, there might be issues.
Maintenance recommendations for the 1981 Patrol SWB
To keep your 1981 Nissan Patrol SWB in good shape, regular checks and maintenance are needed. Focus on the engine, transmission, and chassis to ensure everything runs smoothly.
Engine Care: Change the oil and filter every 5,000 kilometers. Use good quality oil that fits what the manufacturer suggests.
Transmission Upkeep: Look at the transmission fluid levels and swap them out every 20,000 kilometers. Clean the filters and check for any leaks.
Chassis and Suspension: Check suspension parts like bushings and shock absorbers every 10,000 kilometers. Lubricate the chassis every 5,000 kilometers.
Brakes: Keep an eye on the brake pads and rotors. Change the pads when they get down to 3mm thick. Switch out brake fluid every two years.
| Maintenance Task | Frequency |
|---|---|
| Engine Oil Change | Every 5,000 km |
| Transmission Fluid Check | Every 20,000 km |
| Suspension Inspection | Every 10,000 km |
| Brake Fluid Replacement | Every 2 years |
Resale value and long-term ownership costs
When looking at the resale value and costs of owning a 1981 Nissan Patrol SWB, there's a lot to think about. The Patrol SWB is tough and great for off-roading, so it usually keeps a decent resale value, especially among fans. What affects its value? Things like how well it's kept, miles driven, any changes made to it, and how much people want old SUVs.
Owning one means dealing with costs like gas, insurance, upkeep, and possible fixes. It has a 4.2L inline-six engine, which gives good power but isn't very fuel-efficient, getting about 14-18 miles per gallon. Insurance costs can change, but classic car collectors might pay less because it's considered a classic.
Here's a simple table comparing the costs and resale values of the 1981 Nissan Patrol SWB with other similar old models:
| Metric | Nissan Patrol SWB | Toyota Land Cruiser | Jeep Wagoneer |
|---|---|---|---|
| Average Resale Value | $10,000 – $20,000 | $15,000 – $25,000 | $8,000 – $15,000 |
| Fuel Efficiency (MPG) | 14-18 | 12-16 | 10-14 |
| Annual Maintenance Cost | $1,000 – $1,500 | $1,200 – $1,800 | $900 – $1,300 |
| Insurance Cost | $600 – $1,000 | $700 – $1,200 | $500 – $900 |
People Also Ask
What Are the Engine Options Available for the 1981 Patrol SWB?
The 1981 Nissan Patrol SWB has two engine choices. You can get a 4.2-liter petrol engine, which runs on gasoline, or a 2.8-liter diesel engine. This gives drivers options depending on whether they want more power or better fuel efficiency.
How Does the 1981 Patrol SWB Perform Off-Road?
The 1981 Patrol SWB is great for off-road adventures. It has strong suspension and a powerful engine that help it move easily over bumpy and uneven ground. Its small size and high clearance make it easy to drive on different types of terrain.
What Is the Towing Capacity of the 1981 Patrol SWB?
The 1981 Nissan Patrol SWB can tow about 2,500 kilograms. This means it can pull trailers and other heavy things. It's great for fun trips or work because it can handle big loads easily.
Are There Any Aftermarket Modifications Recommended for the 1981 Patrol SWB?
For a 1981 Patrol SWB, you can add better suspension to drive off-road, a new exhaust to make the engine work better, and improved brakes to stop safely. These changes can help the car work better in different driving conditions.
How Fuel-Efficient Is the 1981 Patrol SWB Compared to Modern SUVS?
The 1981 Patrol SWB uses more gas than today's SUVs. It gets about 12-15 miles per gallon. Nowadays, many SUVs can go 20-30 miles on a gallon of gas because they have better technology. This means they are more fuel-efficient.