Most Common Car Issues
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MOST COMMON PROBLEMS
TOYOTA 4-Runner 1988
The 1988 Toyota 4-Runner SR5 is a versatile SUV with a 3.0L V6 engine producing 150 hp. It features a 4WD system and electronic fuel injection, making it suitable for various terrains. Built in Tahara, Japan, this two-door vehicle combines ruggedness with reliability.
Spec:
Engine Brake (hp) From
150
Engine Brake (hp) To
150
Engine Configuration
V-Shaped
Engine Manufacturer
Toyota
Engine Model
3VZ-E
Engine Number of Cylinders
6
Other Engine Info
Electronic Fuel Injection
Problems:
Overheating
The 3VZ-E engine can suffer from overheating issues, often due to a malfunctioning thermostat, clogged radiator, or a failing water pump.
Head gasket failure
This engine is known for head gasket problems, which can lead to coolant leaks, overheating, and poor engine performance.
Timing belt issues
The timing belt in the 3VZ-E engine needs regular maintenance. If it fails, it can cause significant engine damage.
Oil leaks
Common oil leak points include the valve cover gaskets and the oil pan gasket, leading to oil stains and potential engine damage if not addressed.
Fuel injector problems
Electronic fuel injection systems can suffer from clogged or failing injectors, causing rough idling, poor fuel economy, and reduced performance.
Vacuum leaks
Vacuum leaks can cause rough idling and poor acceleration. Common areas include vacuum hoses and intake manifold gaskets.
Ignition system issues
Problems with the distributor, spark plugs, or ignition wires can lead to misfires, rough running, and difficulty starting the engine.
Egr valve failure
A clogged or malfunctioning EGR valve can cause rough idling, increased emissions, and reduced engine performance.