Originally posted by triskal06
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Then there shouldn't be any "LED" status indicator at all (especially when engine is running).
The WBO2 sensor heating cycle will time-out (key-on/engine-off) if the engine isn't started.
When the WBO2 sensor heating cycle times-out (key-on/engine-off), it will display "init".
http://forums.holley.com/showthread....8295#post48295 (Ensure battery is fully charged!)
http://documents.holley.com/techlibr...__statuses.pdf (Sensor Diagnostics & Statuses)
http://forums.holley.com/showthread....ension-Harness (Wideband O2 Sensor Information)
Key-on/engine-off & cold, the NTK WBO2 sensor displays about 29:1 AFR. The Bosch WBO2 sensor displays about 35:1 AFR.
After turning the engine off, exhaust gases need to dissipate before seeing these full lean AFRs (key-on/engine-off & cold).
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