
2006 Toyota Tundra Limited 4.7L MIL Lamp on
Truck came in with ses light on with code 138 and 156 stored. Checked heater circut for power and shorts, on road test the down stream sensors read .01 at start up then go to .80 after a couple of blocks and stay there until deacclerating when they go to .25 v...
FIX posted 12/17/2011
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Message Closed w/FIX
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VIN | 5TBDT48176 |
Engine | 4.7 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection / SEFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage |
P0156 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Malfunction |
Message Closed w/FIX
Vehicle Data
2006 Toyota Tundra Limited
VIN | 5TBDT48176 |
Engine | 4.7 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection / SEFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage |
P0156 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Malfunction |