Home >> Mitsubishi >> 2004 >> Galant ES >> Repair and Diagnosis >> Electrical >> Gauges >> Combination Meter Assembly & Vehicle Speed Sensor >> Combination Meter Diagnosis >> Diagnostic Trouble Code Procedures >> DTC U1100: Powertrain Control Module Time-Out (Related To Engine) DTC U1101: Powertrain Control Module Time-Out (Related To A/T) >> Circuit Operation