Engine code
L15B7 1.5L I4 turbo · specs and known problems
Every model year that uses this engine, what it makes in each of them, and the problems documented against it.
Where it is fitted
Cars with the L15B7
Related
Known problems
Charging system: battery and alternator
The alternator charges the battery while the engine runs and powers everything electrical. Both are consumable parts with a service life, and on a used car at least one of them has usually been replaced already — or is due.
Open the file →Moderate repairAir conditioning compressor failure
The compressor is the pump in the air conditioning loop. When it seizes it can send metal debris through the whole system, which turns a component replacement into a system job.
Open the file →Wear itemSuspension and steering noise
Bushings, ball joints, link rods and strut mounts are rubber and grease components that wear continuously. They rarely fail suddenly; they get gradually noisier and vaguer, which is why a test drive on a rough road tells you more than one on smooth pavement.
Open the file →Major repairTurbocharger wear and failure
A turbocharger runs at very high speed on an oil-fed bearing, driven by exhaust gas. Its condition is tied directly to the engine's oil history, which makes service records more informative here than on most components.
Open the file →