Pontiac Solstice:  P2135 DTC:  Meaning, Causes, and Diagnosis

P2135 is a generic powertrain code that can affect any make or model of vehicle that has a “drive by wire” throttle system (almost every vehicle made today). P2135 TPS Switch “A/B” Voltage Correlation If your Pontiac Solstice has P2135 it is considered “drive by wire”.  Which means that it uses sensors and actuators to control … Read more

Pontiac Solstice P2195 Causes + Diagnosis

P2195 is a general OBD2 code that indicates that the signal coming from your Pontiac Solstice’s 1’st O2 sensor on Bank 1 Sensor 1 is stuck lean. DTC P2195 is a general code, which means that it has the same meaning for any make, model, or year.  It is most typically caused by a bad … Read more

Pontiac Solstice P2272:  B2S2 O2 Sensor – Stuck Lean

P2272 in the Pontiac Solstice is a general diagnostic trouble code.  It means that the “bank 2” downstream oxygen sensor (behind the catalytic converter) is continuously sending voltage that indicates a lean air/fuel mixture.   This does not necessarily mean that the vehicle is running lean (although it can, but usually doesn’t).  P2272 is typically … Read more

Pontiac Solstice P2270: Symptoms, Causes, + Diagnosis

P2270 is a general DTC trouble code, which means it has the same meaning for the Pontiac Solstice as it would any other vehicle.  It means that the oxygen sensor located on bank 1 behind the catalytic converter is continuously sending voltage that indicates a lean air/fuel mixture.   This does not necessarily mean that … Read more

Pontiac Solstice P0452:  FUEL Tank Pressure Low Diagnosis

P0452 is a generic OBD II code that can occur in the Pontiac Solstice.  It means that your Solstice’s EVAP system has detected low fuel tank pressure. The evaporative emissions control system (EVAP) sends fuel vapors from the fuel tank to the intake manifold to be burned off.  When the pressure in the system is … Read more

Pontiac Solstice:  SVC Tire Monitor

Your Pontiac Solstice is equipped with a tire pressure monitor system.  This system notifies you if the tire pressure is too low.  When you get the Service Tire Monitor warning, it indicates that there is a problem with the tire monitoring system itself.  Id does not mean that the tire pressure is (necessarily) too low. … Read more

Pontiac Solstice P2187:  Bank 1 A/F Mixture Too Lean”

P2187 is a DTC code that can occur in the Pontiac Solstice.  It indicates the air fuel mixture is too lean at idle. The technical definition for P2187 “System Too Lean at Idle: Bank 1”.  The code is thrown after your Solstice’s oxygen sensor on Bank 1 (usually sensor 1) has detected that the air … Read more