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JN1CZ24H5MX500931
Vehicle Summary
The 1991 Nissan 300ZX is a classic hatchback with a powerful 3.0L V6 VG30DET engine, featuring a turbocharger and DOHC design. Manufactured in Hiratsuka, Japan, this two-door sports car boasts multipoint fuel injection and an automatic 3-point belt system. With a gross vehicle weight under 6,000 lbs, it remains a sought-after model for enthusiasts.
Complete Specifications
Common Issues for This Vehicle
Oil leaks
Commonly occurs around the valve covers, oil pan, and front and rear main seals. These leaks can lead to oil consumption and potential engine damage if not addressed.
Timing belt failure
The VG30DET engine uses a timing belt that can wear out and break if not replaced at recommended intervals, leading to severe engine damage.
Coolant leaks
The cooling system in the VG30DET can develop leaks from the radiator, hoses, and water pump, which can cause the engine to overheat.
Injector failure
Fuel injectors can become clogged or fail, leading to poor engine performance, misfires, or a no-start condition.
Turbocharger issues
As the VG30DET is a turbocharged engine, the turbocharger can suffer from wear and failure, resulting in loss of power and increased exhaust smoke.
Vacuum leaks
Vacuum lines and components can develop leaks, causing rough idling, poor acceleration, and check engine light illumination.
Ignition system problems
Issues with the ignition coil, distributor, or spark plugs can lead to misfires, poor fuel economy, and difficulty starting the engine.
Mass air flow sensor failure
The MAF sensor can become dirty or fail, leading to incorrect air-fuel ratios, poor engine performance, and stalling.
Egr valve issues
The Exhaust Gas Recirculation (EGR) valve can malfunction, causing rough idling, reduced fuel efficiency, and increased emissions.
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