Most Common Car Issues
Selected parameters
Engine Model
2AZ-FE
Add more parameters
MOST COMMON PROBLEMS
TOYOTA Scion tC 2006
The 2006 Toyota Scion tC is a compact hatchback equipped with a 2.4L, 4-cylinder 2AZ-FE engine, producing between 161 to 170 horsepower. It features a dual overhead cam (DOHC) design and utilizes a water cooling system. Safety is prioritized with multiple airbags, including front, side, knee, and curtain airbags for the driver and passenger. Manufactured in Toyota's Tsutsumi Plant in Japan, this vehicle offers a 4x2 drive type and indirect TPMS.
Spec:
Engine Brake (hp) From
161
Engine Brake (hp) To
170
Engine Configuration
In-Line
Engine Manufacturer
Toyota
Engine Model
2AZ-FE
Engine Number of Cylinders
4
Problems:
Oil consumption
The Toyota 2AZ-FE engine is known for excessive oil consumption, especially in older models. This can be due to piston ring wear or valve stem seal issues.
Head gasket failure
Some 2AZ-FE engines have experienced head gasket failures, which can lead to coolant leaks and overheating issues.
Timing chain tensioner
The timing chain tensioner can fail, leading to a rattling noise on startup and potential timing chain issues if not addressed.
Engine mounts
The engine mounts in the Scion tC can wear out or fail, causing excessive engine vibration and noise.
Valve cover leaks
The valve cover gasket may deteriorate over time, leading to oil leaks from the top of the engine.
Water pump failure
The water pump can fail, leading to coolant leaks and potential overheating.
Knocking noise
Some users report a knocking noise from the engine, which can be due to piston slap or connecting rod issues.
Carbon buildup
Carbon buildup in the intake manifold and on the intake valves can cause rough idling and performance issues.