Hyundai Elantra P2196: Definition, Symptoms, Causes + Diagnosis

P2196 is a generic diagnostic trouble code that indicates that your Hyundai Elantra’s first oxygen sensor on bank one is stuck rich. It does not necessarily mean that the vehicle itself is running too rich.  This code is the opposite of code P2195, which indicates the oxygen sensor is stuck lean. P2196 Definition: Oxygen Sensor … Read more

Hyundai Elantra:  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 Hyundai Elantra has P2135 it is considered “drive by wire”.  Which means that it uses sensors and actuators to control … Read more

Hyundai Elantra P2197: 02 Sensor B2S1 – Signal Stuck Lean

P2197 is a general DTC code that indicates that the signal coming from your Hyundai Elantra’s first O2 sensor on the bank two side of the engine is stuck giving off a lean signal.  The voltage reading from a normal oxygen sensor should look something like a heartbeat, whereas with P2197 the voltage looks like a … Read more

Hyundai Elantra P2195 Causes + Diagnosis

P2195 is a general OBD2 code that indicates that the signal coming from your Hyundai Elantra’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

Hyundai Elantra P2272:  B2S2 O2 Sensor – Stuck Lean

P2272 in the Hyundai Elantra 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

Hyundai Elantra P2270: Symptoms, Causes, + Diagnosis

P2270 is a general DTC trouble code, which means it has the same meaning for the Hyundai Elantra 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

Hyundai Elantra P0452:  FUEL Tank Pressure Low Diagnosis

P0452 is a generic OBD II code that can occur in the Hyundai Elantra.  It means that your Elantra’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

Hyundai Elantra P2187:  Bank 1 A/F Mixture Too Lean”

P2187 is a DTC code that can occur in the Hyundai Elantra.  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 Elantra’s oxygen sensor on Bank 1 (usually sensor 1) has detected that the air … Read more