Dodge P1370 Insufficient RMP Increase During Spark Test Description OBD-II Trouble Code Description for P1370 Dodge Insufficient RMP Increase During Spark Test OBD-II Trouble Code Description for P1370 Dodge IC Module 4X Reference Circuit, Too Many Pulses PSA OBD-II Trouble Code Description for P1370 Dodge Insufficient RMP increase during spark test VAG OBD-II Trouble Code Description for P1370 Dodge Cyl. 6, ignition circuit Open Circuit