LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Lexus
>>
2006
>>
RX 330 AWD
>>
Repair and Diagnosis
>>
Engine Performance
>>
Remove, Overhaul & Install
>>
Engine Control System (3MZ-FE)
>>
SFI System
>>
DTC P0420 Catalyst System Efficiency Below Threshold (Bank 1): DTC P0430 Catalyst System Efficiency Below Threshold (Bank 2)
>>
Typical Malfunction Thresholds
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Typical Malfunction Thresholds
TYPICAL MALFUNCTION THRESHOLDS
Rear HO2S locus length
15 V or more (varies with A/F sensor locus length)