P1642 OBD-II Code Definitie:
P1642 Vehicle Speed Output Circuit

P1641 OBD-II Code Definitie:
P1641 Malfunction Indicator Lamp (MIL) Control Circuit

P1640 OBD-II Code Definitie:
P1640 Driver-1-Input High Voltage/ Internal Control Module: EEPROM Error

P1639 OBD-II Code Definitie:
P1639 5 Volt Reference 2 Circuit

P1638 OBD-II Code Definitie:
P1638 Generator F-Terminal Circuit

P1637 OBD-II Code Definitie:
P1637 Generator L-Terminal Circuit

P1636 OBD-II Code Definitie:
P1636 PCM Stack Overrun

P1635 OBD-II Code Definitie:
P1635 5 Volt Reference Circuit

P1634 OBD-II Code Definitie:
P1634 Ignition 1 Switch Circuit

P1633 OBD-II Code Definitie:
P1633 Ignition 0 Switch Circuit