Lexus Ls P172B Engine Trouble Code
When the check engine light comes Lexus Ls P172B code on the first you should check is the gas cap. Pull over, retighten it, and take a look at the cap to see if it has any cracks in it. Continue driving and see if the check engine light turns off. Alternately, you can purchase a gas cap for about $3 at an auto parts store. All you need to do is take the old one off and screw on the new one. If you've already made it to the store, you might as well just replace it. While not car-threatening, it's good to take care of this right away to improve gas mileage.
Lexus Ls P172B Code Meaning :
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine
Fuel And Air Metering
Engine Oil Temperature Sensor Malfunction
Cylinder 10 Contribution/balance Fault
Exhaust Gas Recirculation Sensor B Circuit High

When you check Lexus Ls car engine light came on code P172B the reason should be . However manufacturer may have a different definition for the P172B OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
P172B OBD-II Diagnostic Powertrain (P) Trouble Code Description
P172B engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.Reason For P172B Code
The reason of P172B OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.P172B code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.
P172A Previous Engine Trouble Code For Lexus Ls | Next Engine Trouble Code For Lexus Ls P172C |