Toni A.
Does have explained about LAZY LAMBDA/OXIGEN SENSORS? How to recognised? How to testing? How to proofs? Oscyloscope, diagrams or multimeter, maybe special toll for that (existing one from GTC - ST05 tester i simulator)
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Open Aug 30, 2026 - 01:45 PM
1answer
Staff Answer
Sep 02, 2026 - 09:19 AM
This book does cover oxygen sensor testing including O2 response testing, stuck lean, stuck rich, comparing 5-gas numbers to O2 readings, bias voltage testing, heater circuit tests, and several case studies. There are 10 videos linked in the book for oygen sensor section.
Source: SA
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