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Home >> Infiniti >> 2010 >> FX50 >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control System (VK50VE) - DTC U0101, U0113, U1003, U1001, U1024 & P0011 Through P0159 >> DTC P0037, P0038, P0057, P0058: Ho2S2 Heater >> Description >> Operation

DTC P0037, P0038, P0057, P0058: Ho2S2 Heater: Description: Operation

OPERATION TABLE

Engine speed Heated oxygen sensor 2 heater
Above 3,600 RPM OFF
Below 3,600 RPM after the following conditions are met.
  • Engine: After warming up
  • Keeping the engine speed between 3,500 and 4,000 RPM for 1 minute and at idle for 1 minute under no load
 ON
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