Most Common Car Issues
Add more parameters
MOST COMMON PROBLEMS
TOYOTA Supra 1988
The 1988 Toyota Supra is a classic hatchback featuring a 3.0L inline-six engine with electronic fuel injection. Known for its performance, it houses the 7M-GE engine from Toyota, producing ample power with its dual overhead cam design. Manufactured in Japan, this model is a part of Toyota's renowned Supra series.
Spec:
Engine Configuration
In-Line
Engine Manufacturer
Toyota
Engine Model
7M-GE
Engine Number of Cylinders
6
Other Engine Info
Electronic Fuel Injection
Problems:
Head gasket failure
The 7M-GE engine is notorious for head gasket issues due to insufficient torque specifications from the factory. This can lead to coolant leaks, overheating, and engine misfires.
Oil leaks
Commonly, oil leaks occur from the camshaft seals, crankshaft seals, and oil pan gasket. These can result in oil loss and potential engine damage if not addressed.
Idle control valve issues
The idle air control valve can become clogged or fail, leading to rough idle or stalling problems, especially noticeable during cold starts.
Timing belt wear
The 7M-GE uses a timing belt that requires regular replacement. If neglected, a worn timing belt can lead to engine misalignment and potentially severe engine damage.
Fuel injector problems
Over time, the electronic fuel injectors can become clogged or fail, leading to poor engine performance, misfires, and increased fuel consumption.
Cooling system failures
Radiators and water pumps are prone to failure, which can cause overheating and significant engine damage if not promptly repaired.
Valve cover gasket leaks
The valve cover gasket tends to degrade over time, leading to oil leaks that can cause engine bay contamination and a burning oil smell.
Throttle body issues
Carbon buildup in the throttle body can lead to poor throttle response and decreased engine performance, necessitating periodic cleaning.
Oxygen sensor failure
The oxygen sensors can fail or become less responsive, leading to incorrect air-fuel mixture readings and adversely affecting engine efficiency and emissions.
Ignition system problems
Issues with the distributor, spark plugs, or ignition wires can cause misfires, poor fuel economy, and difficulty starting the engine.