Does the M62 have VANOS?
A successor to the BMW M60, the M62 features an aluminium engine block and a single row timing chain. In 1998, a Technical Update included VANOS (variable valve timing) for the intake camshafts.
What is VANOS on BMW?
VANOS is a variable valve timing system used by BMW on various automotive petrol engines since 1992. The initial version (retrospectively renamed “single VANOS”) was solely used on the intake camshaft, while the later “double VANOS” systems are used on intake and exhaust camshafts.
How do you know when vanos seals are bad?
Some symptoms that can indicate that your BMW is having trouble with the Vanos system include:
- Loss of horsepower and torque.
- Slow reaction to pressing the gas pedal.
- Slow cold starts.
- Limp mode or problems with the car computer after acceleration.
- Decreased driveability.
- Rattling noises or rough idling.
- Inconsistent idling.
Is the M62TU reliable?
As a TL;DR, the M62 is overall a somewhat reliable engine. But, if it hasn’t been properly maintained, it can be a money pit. As with any old BMW, these cars become very expensive unless you are a serious DIY’er. The M62TU engines tend to be the worst out of the variants with respect to reliability.
Which BMW engines have VANOS?
There are different types of Vanos systems which vary depending on your BMW’s model. BMWs that use this Vanos system: M50 engine (’93-’00) M52 engine (’93-’00)…BMWs that use this Vanos system:
- N52 engine (‘2004-‘2010)
- N55 engine (’09-‘Present)
- N62 engine (’04-’10)
- N73/74 engine (’05-’15)
Can I drive with bad vanos?
Your good to drive it just don’t romp on it. Depending on the code it will tell you which one. You can clean it and reinstall and should not throw anymore codes. But might as well replace it price is negligible.
What happens when vanos fails?
Common Symptoms of a Faulty VANOS System Loss of power in the lower RPM ranges. An engine that hesitates and bogs at lower RPM. Rough idling/ increase in engine misfires. Increase in fuel consumption.