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Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 188 (Engine Control System (2GR-FE)) >> SFI System >> DTC P0420 Catalyst System Efficiency Below Threshold (Bank 1); DTC P0430 Catalyst System Efficiency Below Threshold (Bank 2) >> Typical Enabling Conditions
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Typical Enabling Conditions

WARNING: This page is about a different car, the 2007 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
TYPICAL ENABLING CONDITIONS

Monitor runs whenever following DTCs not present P0011 (VVT System 1 - Advance)
P0012 (VVT System 1 - Retard)
P0021 (VVT System 2 - Advance)
P0022 (VVT System 2 - Retard)
P0031, P0032, P0051, P0052 (A/F Sensor heater - Sensor 1)
P0037, P0038, P0057, P0058 (O2 Sensor heater - Sensor 2)
P0100 - P0103 (MAF meter)
P0115 - P0118 (ECT sensor)
P0120 - P0223, P2135 (TP sensor)
P0125 (Insufficient ECT for Closed Loop)
P0136, P0156 (O2 Sensor - Sensor 2)
P0171, P0172 (Fuel system)
P0300 - P0306 (Misfire)
P0335 (CKP sensor)
P0340 (CMP sensor)
P0351 - P0356 (Igniter)
P0500 (VSS)
P2196, P2198 (A/F Sensor - rationality)
P2A00, P2A03 (A/F Sensor - slow response)
Battery voltage 11 V or more
Intake air temperature -10°C (14°F) or more
Engine coolant temperature 75°C (167°F) or more
Atmospheric pressure 0.75 or more
Idling OFF
Engine RPM Less than 3, 200 rpm
A/F sensor status Activated
Fuel system status Closed loop
Engine load 10 to 70%
All of following conditions (a), (b) and (c) met -
(a) Mass air flow rate 5 to 60 g/sec.
(b) Estimated front catalyst temperature 600 to 750°C (1, 112 to 1, 382°F)
(c) Estimated rear catalyst temperature 100 to 900°C (212 to 1, 652°F)
EVAP system monitor The monitor has not run yet or the vacuum introduction has been completed
A/F sensor monitor Completed
Rear HO2 sensor heater monitor Completed
Shift position 4th or higher