
2012 Toyota Tundra Limited 5.7L Poor Idle Quality, Misfire, MIL Lamp on
Got this Tundra that runs rough at idle and has very negative long term. B1S1 and B2S1 both do not fluctuate much at idle or highway--run around .9-1.00. B1S2 and B2S2 stay around .9 idle or down the highway but will drop to .1 when letting off the throttl...
FIX posted 1/10/2018
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VIN | 5TFBW5F11C |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Idle, After a Hot Soak |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0175 | Fuel System Too Lean (Bank 2) |
Message Closed
Vehicle Data
2012 Toyota Tundra Limited
VIN | 5TFBW5F11C |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Idle, After a Hot Soak |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0175 | Fuel System Too Lean (Bank 2) |