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JNKCA21A7XT751214
Vehicle Summary
The 1999 INFINITI I30 is a sedan powered by a 3.0L V6 VQ30 engine from Nissan, delivering a dynamic driving experience. Built at the Oppama Plant in Yokosuka City, Japan, it features 4 doors, first-row front and side airbags, and 3-point manual seat belts. This gasoline-powered vehicle falls within the Class 1 weight category and is designed for passenger comfort and safety.
Complete Specifications
Common Issues for This Vehicle
Oil leaks
The Nissan VQ30 engine, especially in older models like the 1999 INFINITI I30, is prone to developing oil leaks over time. Common areas for leaks include the valve cover gaskets and the front and rear main seals.
Timing chain tensioner failure
The VQ30 engine can experience issues with the timing chain tensioner, leading to a rattling noise on startup. If not addressed, this can cause the timing chain to skip, leading to more severe engine damage.
Intake manifold gasket failure
The intake manifold gasket on the VQ30 engine can deteriorate over time, leading to vacuum leaks. This can result in rough idling and poor engine performance.
Knock sensor failure
The knock sensor in the VQ30 engine can fail, causing the engine control unit (ECU) to retard the ignition timing, which can lead to reduced engine power and efficiency.
Ignition coil failure
The VQ30 engine may experience ignition coil failures, which can cause misfires, rough running, and a decrease in engine performance.
Cooling system issues
The cooling system, including the radiator and thermostat, can develop issues, leading to overheating. This is particularly important in older vehicles like the 1999 INFINITI I30.
Mass air flow sensor (maf) issues
The MAF sensor can become dirty or fail over time, causing incorrect air-fuel mixture readings, which can result in poor engine performance and fuel economy.
Crankshaft position sensor failure
The crankshaft position sensor can fail, leading to starting issues and poor engine performance. This can also cause the engine to stall unexpectedly.
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