Porsche Cayenne Type 92a P300B Engine Trouble Code
Porsche Cayenne Type 92a P300B if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,000 and you can't do it yourself unless you're an experienced mechanic.
Porsche Cayenne Type 92a P300B Code Meaning :
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine
Ignition System Or Misfire
Injector Circuit Malfunction - Cylinders
Crankshaft Position Sensor A Circuit Malfunction
Exhaust Gas Recirculation Sensor B Circuit High

When you check Porsche Cayenne Type 92a car engine light came on code P300B the reason should be . However manufacturer may have a different definition for the P300B OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
P300B OBD-II Diagnostic Powertrain (P) Trouble Code Description
P300B engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.Reason For P300B Code
The reason of P300B OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.P300B 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.
P300A Previous Engine Trouble Code For Porsche Cayenne Type 92a | Next Engine Trouble Code For Porsche Cayenne Type 92a P300C |