LEMON Manuals
: Even more car manuals for everyone
Home
>>
Acura
>>
2021
>>
RDX Base
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Control System - DTC Diagnostics (P1659 - U0047)
>>
DTC Troubleshooting
>>
DTC P2270
>>
Overview
DTC P2270: Overview
If the secondary HO2S (sensor 2) output voltage is lower than a specified value when the power is applied to the secondary HO2S (sensor 2) heater, the PCM determines an abnormality and stores the DTC.