Code Enable Criteria
Ignition switch must be in ON position. DTC B1000 will set if an internal memory error, internal EEPROM checksum error, internal EEPROM write error or internal voltage regulator error exists.
Ignition switch must be in ON position. DTC B1000 will set if an internal memory error, internal EEPROM checksum error, internal EEPROM write error or internal voltage regulator error exists.