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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 3.6L - DTCS P000A To P0155 >> 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.