Air Fuel Ratio (A/F) Sensor Heater Monitor & Readiness Code
WARNING: This page is about a different car, the 2003 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
- Connect Honda PGM Tester or the HDS to DLC. See Figure .
- Start engine and let idle for 1 minute. The readiness code should switch from not complete to complete.
- If readiness code is not complete, check for a temporary DTC. If there is no DTC, one or more of enable criteria was not met; repeat procedure.