Lambda - Toyota Corolla Spacio, 1.8 L, 1999
Washing the sensor in phosphoric acid reduced the consumption of gasoline from 15 to 100 liters to 10 liters. It
took 30
minutes. 5 minutes in acid is enough to wash off the lead and not damage the platinum.
Then flushing in water and back to the manifold.
Price tag: 80 ₽ Mileage: 162,000 km
Interesting advice, but can you get more details, right up to "unscrew the bolt ..., remove ..."?
Hi, I did a self-test - error 21 - oxygen sensor, for all symptoms - high consumption, sour smell of exhaust on a cold engine - covered, please tell me how to remove and where)
everything is simple there, from the bottom of the car from the engine "pants" exhaust, then the pipe in it on the side of the lambda is screwed in, you unscrew it wash, screw it in, the battery is off for 30 seconds, turn it on, start it up, drive 30 km one trip to train the computer