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DTC P0420

OBD II DIAGNOSTIC CHART

OBDII Summary Table - Model Year 2005 Test Group 5BMXV01.6R5R Model: Mini Cooper (MT and AT/CVT) - LEV Standard
Component/System Fault Code Monitor Strategy Description Primary Malfunction Criteria and Signal Threshold Value Specified Units Secondary Parameters Enable Value Specified Units Monitor Time Length Frequency of Checks MIL Illumination
Catalyst P0420 Oxygen Storage Capacity Increase in downstream sensor activity during controlled stimuli (DOWN_DYN_CAT) > 9.17 - 9.72 g/s Coolant temperature (TCO)
Fuel system closed loop (LV_LSCL_1)
Vehicle speed (VS)
Engine speed (N_32)
Engine load (MAF_KGH)
Modelled exhaust gas temperature sufficient (LV_TEG_CAT)
Ambient pressure (AMP)
Time after start
Engine load stability (MAF_KGH - MAF_KGH_MMV)
>= 80.25
1
28.0-80.8
1984-3648 (MT) 1888-3488 (AT)
7.8-25.0 (MT) 6.9-25 (AT)
450.01-700
75.001
1
<= 6.94
°C
N/A
mph
rpm
g/s
°C
kPa
s
g/s
8 half periods (2 seconds), once per drive cycle Two drive cycles