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Home >> Dodge and Ram >> 2011 >> Durango Express, AWD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P000A To P0140 >> Diagnosis And Testing >> P0121-Throttle Position Sensor 1 Performance >> Set Condition:

Set Condition:

The Powertrain Control Module (PCM) detects that the sensor input voltage does not fall within a valid range based on engine speed and load. Two Trip Fault. (Electronic Throttle Control) ETC light will illuminate. P2135 should set with this code also.