Subaru R1 U1258 Engine Trouble Code
When the check engine light comes Subaru R1 U1258 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.
Subaru R1 U1258 Code Meaning :
OBD-II Diagnostic Network (U) 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 Subaru R1 car engine light came on code U1258 the reason should be . However manufacturer may have a different definition for the U1258 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.
U1258 OBD-II Diagnostic Network (U) Trouble Code Description
U1258 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.Reason For U1258 Code
The reason of U1258 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.U1258 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.
U1257 Previous Engine Trouble Code For Subaru R1 | Next Engine Trouble Code For Subaru R1 U1259 |