Tag: DI

By on July 6, 2015

Mitsubishi GDi Engine (Dion)

Hi Sajeev & Steve,

“You have not covered extensively the problems encountered by GDI engines, especially Mitsubishi Dion (the engine is 4G63). As the revs go beyond the 2000 rpm, the ‘check engine’ light comes on, then eventually the engine — if forced — cuts off. After a few minutes, the engine can start but it does not take long before it repeats. I was told by a mechanic to buy a new pressure pump. This was fitted but the problem has not gone away. Please help!”

Ummm… we think your mechanic needs to keep away from Runaround Sue.

(Read More…)

By on June 9, 2015


Looks legit. (photo courtesy: n0str9 @ forums.tdiclub.com)

Arley writes:


I have a 2003 Jetta TDI with 178k miles. Runs 100%. My mechanic recommends a carbon cleaning. What are the positives and negatives? To be more succinct, what can go wrong?

You can tune a piano but you can’t tuna fish. (Good to know! – SM)

(Read More…)

By on July 29, 2013


Evan writes:


I have a piston slap question for a friend at work. She drives an ’11 Mazda CX-7 2.3. For over a year she has had an issue with fuel in the oil. Enough that the oil level has been as much as 1″ above the full mark on the dipstick as a result (oil level was checked after service, and frequently between services). This is noticed within weeks of service/oil change. (Read More…)

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