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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 3.6L - DTCS P0461 To P0652 >> Diagnosis And Testing >> P054A-Cold Start Exhaust Camshaft Position Timing Over-Advanced - Bank 1 Sensor 2 >> Theory Of Operation

Theory Of Operation

Cam phasing is required on a cold start in order to meet the emissions targets. On cold starts, the Powertrain Control Module (PCM) sets the Camshafts to predetermined position and monitors the Camshafts to ensure that they are in the desired positions.

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