Toyota Tundra (2015 year). Manual — part 1175
DTC
NO.
DTC DETECTION CONDITION
TROUBLE AREA
EGR valve
CATALYST LOCATION
Text in Illustration
*1 Exhaust Manifold Sub-assembly RH
*2
Exhaust Manifold Sub-assembly LH
*3
Front Exhaust Pipe Assembly (TWC: Front
Catalyst and Rear Catalyst)
*4
Front No. 2 Exhaust Pipe Assembly (TWC: Front
Catalyst and Rear Catalyst)
*5 Air Fuel Ratio Sensor (for Bank 2 Sensor 1)
*6
Air Fuel Ratio Sensor (for Bank 1 Sensor 1)
*7 Heated Oxygen Sensor (for Bank 2 Sensor 2)
*8
Heated Oxygen Sensor (for Bank 1 Sensor 2)
*9 Center Exhaust Pipe Assembly
*10 Tailpipe Assembly
MONITOR STRATEGY
1UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0420,P0430; ...
Related DTCs
P0420: Catalyst Deterioration (for Bank 1)
P0430: Catalyst Deterioration (for Bank 2)
Required Sensors/Components
(Main)
A/F sensor and HO2 sensor
Required Sensors/Components
(Related)
Intake air temperature sensor, mass air flow meter, crankshaft position
sensor and engine coolant temperature sensor
Duration
About 30 seconds
MIL Operation
1 driving cycles
TYPICAL ENABLING CONDITIONS
Monitor runs whenever
following DTCs not present
P0010, P0020 (VVT oil control valve)
P0011, P0021 (VVT system - Advance)
P0012, P0022 (VVT system - Retard)
P0013, P0023 (Exhaust VVT oil control valve)
P0014, P0024 (Exhaust VVT system - Advance)
P0015, P0025 (Exhaust VVT system - Retard)
P0016, P0018 (VVT system - Misalignment)
P0017, P0019 (Exhaust VVT system - Misalignment)
P0031, P0032, P0051, P0052, P101D, P103D (Air fuel ratio sensor heater)
P0037, P0038, P0057, P0058, P102D, P105D (Rear Oxygen Sensor Heater)
P006A, P0107, P0108 (Manifold absolute pressure)
P0101, P0102, P0103 (Mass air flow meter)
P0115, P0117, P0118 (Engine coolant temperature sensor)
P0120, P0121, P0122, P0123, P0220, P0222, P0223, P2135 (Throttle position
sensor)
P0125 (Insufficient Coolant Temperature for Closed Loop Fuel Control)
P0136, P0156, P0137, P0157, P0138, P0158, P0139, P0159, P0606, P0607,
P013A, P013C (Rear Oxygen Sensor)
P014C, P014D, P014E, P014F, P015A, P015B, P015C, P015D, P2195, P2196,
P2197, P2198, P2237, P2238, P2239, P2240, P2241, P2242, P2252, P2253,
P2255, P2256 (Air fuel ratio sensor)
P0171, P0172, P0174, P0175 (Fuel system)
P0301 - P0308 (Misfire)
P0335 (Crankshaft position sensor)
P0340, P0342, P0343, P0345, P0347, P0348 (VVT sensor)
P0340, P1340 (Camshaft position sensor)
P0351 - P0358 (Igniter)
P0365, P0367, P0368, P0390, P0392, P0393 (Exhaust VVT sensor)
P0401 (EGR system)
P0412, P0415, P0418, P0419, P1613, P1614 (Secondary Air Injection System
Control)
P0500 (Vehicle speed sensor)
P219A, P219B, P219C, P219D, P219E, P219F, P21A0, P21A1, P21A2, P21A3
(Air-fuel ratio imbalance)
1UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0420,P0430; ...
P2440, P2441, P2442, P2443, P2444, P2445, P2446, P2447 (Secondary Air
Injection System)
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
76 kPa (570 mmHg) or more
Idling
OFF
Engine RPM
Less than 3200 rpm
A/F sensor status
Activated
Fuel system status
Closed loop
Engine load
10 to 75%
-
(a) Mass air flow rate
7.5 to 75 gm/s.
(b) Estimated front catalyst
temperature
480 to 820°C (896 to 1508°F)
(c) Estimated rear catalyst
temperature
380 to 700°C (716 to 1292°F)
Transmission gear
4th or higher
TYPICAL MALFUNCTION THRESHOLDS
MONITOR RESULT
Refer to Checking Monitor Status
.
CONFIRMATION DRIVING PATTERN
HINT:
Connect the Techstream to the DLC3.
1.
Turn the ignition switch to ON.
2.
Turn the Techstream on.
3.
Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
4.
Turn the ignition switch off and wait for at least 30 seconds.
5.
Turn the ignition switch to ON and turn the Techstream on.
6.
Enter the following menus: Powertrain / Engine and ECT / Monitor / Current Monitor.
7.
Check that Catalyst Efficiency / Current is Incomplete.
8.
Start the engine and warm it up until the engine coolant temperature is 75°C (167°F) or higher [A].
9.
Drive the vehicle at approximately 60 km/h (37 mph) for 10 minutes or more [B].
CAUTION:
When performing the confirmation driving pattern, obey all speed limits and traffic laws.
HINT:
10.
1UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0420,P0430; ...
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