1991 Nissan 300zx problems

Common 1991 Nissan 300zx problems

The Nissan 300ZX, particularly the 1991 model, has been reported to have several common problems based on complaints from its owners. Here are some of the most frequently mentioned issues:

• Wiring Harness Often Goes Bad: The wiring harness in the Nissan 300ZX has been reported to fail, causing various electrical issues. This problem can lead to problems with the car's electrical system, including the lights, radio, and other electronic components. Replacing the faulty wiring harness can resolve this issue .
• VTC Rattle: The Nissan 300ZX's VG30DE and VG30DETT engines have variable valve timing (VVT), which can cause a rattle in the VTC springs located at the front of the cams. This problem can be caused by worn-out springs, oil pressure issues, or a bad solenoid. Replacing the faulty components can resolve this issue .
• Exhaust Manifold Warping and Breaking Off Studs: The exhaust manifold in the Nissan 300ZX can warp and break off studs between the cylinder heads and the exhaust manifold. This problem can cause noise, particularly when the engine is cold. Replacing the faulty exhaust manifold can resolve this issue .
• Injector Failure: The Nissan 300ZX's phase one injectors can fail, causing misfiring and requiring the removal of the upper intake to fix. This issue can be resolved by replacing the faulty injectors .
• Rear Seats are Practically Useless: The rear seats in the Nissan 300ZX are known to be impractical and uncomfortable. This issue may not affect the car's performance, but it can be a concern for those who need to transport passengers in the back seat .
• T-Tops Often Leak: The T-tops model of the Nissan 300ZX often leaks, particularly around the rubber seals. This problem can be resolved by checking the rubber seals and replacing them if necessary.

• Rust on the Chassis: The Nissan 300ZX is known to have issues with rust on the chassis. This problem can be resolved by checking the car's chassis for rust and repairing or replacing any rusted parts.

• Cramped Engine Bay: The Nissan 300ZX's engine bay is known to be cramped, making it difficult to work on the car. This issue can be a concern for those who plan to perform their own maintenance or repairs.

• Expensive Maintenance and Repair Costs: The Nissan 300ZX is known to have expensive maintenance and repair costs. This issue can be a concern for those who plan to own the car for an extended period or use it as a daily driver.

In summary, the Nissan 300ZX has several common problems that can affect its performance, comfort, and reliability. These issues include fuel injector failure, wiring harness problems, VTC rattle, exhaust manifold warping, injector failure, impractical rear seats, leaking T-tops, rust on the chassis, a cramped engine bay, and expensive maintenance and repair costs. Owners of the Nissan 300ZX should be aware of these issues and take steps to address them as needed to ensure the car's longevity and performance.

Was the 300ZX a good car?

The 300ZX offered supercar-level performance at a significant discount to many of its rivals, although by the end of its production run, a strong yen had made it less of a bargain than it once was (via MotorTrend). Sales slumped, and the car was killed off in the U.S. in 1996, without an immediate successor.

What engine does a 1991 Nissan 300ZX have?

Used 1991 Nissan 300ZX 2+2 - Specs & Features

Engine
Base engine size	3.0 L
Cylinders	V6
Base engine type	Gas
Horsepower	222 hp @ 6,400 rpm

How safe is a 300ZX?

In the US, the National Highway Traffic Safety Administration (NHTSA) gave the 1991-1993 300ZX 3 out of 5 stars in front driver collision crash test ratings.

Why is the 300ZX rare?

It's become so rare to see them these days because of the cost involved in keeping them on the road. It's the sentimental value. This car is everything to me." From the factory, the 300ZX's 3.0L twin-turbo V-6 put out 300 horsepower—plenty even by today's standards, and highly tunable.

1991 Nissan 300zx car problems categorized by type of issue

After analyzing all complaints sent to the NHTSA and researching popular Nissan 300zx problems, we found that the most common problems with these 2023 model year vehicles are:

• Power train problems
• Service brakes problems
• Fuel system problems
• Gasoline problems
• Hydraulic problems

The graph below shows statistics for all 1991 Nissan 300zx vehicle components and the number of complaints received.