Most models use the Bosch KE-Jetronic system. It is generally reliable but can suffer from vacuum leaks (brittle hoses) or issues due to long-term storage.
These are the most common models. Earlier carbureted versions (190) are simpler but less refined than the fuel-injected "E" models. mercedes w201 buyers guide
Introduced in 1986, this model offers much smoother power delivery and is highly sought after as a refined cruiser. Most models use the Bosch KE-Jetronic system
On pre-1988 four-cylinder engines, the single-row timing chain can stretch and should be replaced every 70,000 miles. Post-1988 models received a much more durable duplex chain. Earlier carbureted versions (190) are simpler but less
Inspect the battery tray, the area under the windshield washer reservoir, and the boot floor for signs of water ingress often caused by perished tail light seals. Engine & Mechanicals
These motorsport-derived legends feature 16-valve heads, dog-leg manual gearboxes, and aggressive body kits. They command significantly higher prices. 2. Critical Inspection Points Bodywork & Rust