What does code P1459 mean?

Q: What does code P1459 mean?

Exhaust Gas Temperature Sensor 2 Range Performance. P1459 on Volkswagen vehicles means the engine control module (ECM) has detected that exhaust gas temperature (EGT) sensor 2 is reporting a temperature outside the expected range for the current engine operating conditions. The ECM compares the sensor's signal against a modeled exhaust temperature and flags the code when the reading is implausible, stuck, or slow to respond.

DTC codes / Volkswagen codes / P1459

P1459 · VolkswagenExhaust Gas Temperature Sensor 2 Range Performance

P1459 on Volkswagen vehicles means the engine control module (ECM) has detected that exhaust gas temperature (EGT) sensor 2 is reporting a temperature outside the expected range for the current engine operating conditions. The ECM compares the sensor's signal against a modeled exhaust temperature and flags the code when the reading is implausible, stuck, or slow to respond.

SystemPowertrain

Code typeVolkswagen specific

SeverityMedium

Fix difficultyIntermediate

AreaAuxiliary emission controls

Guidance is general and written for Volkswagen vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.