2 posts in Car Diagnostics blog about "P0562" — OBD-II diagnostics, DTC codes, repair. ← All posts
What OBD-II says about the battery and alternator: codes P0562 (low voltage), P0563 (high), P0620 (alternator). How to read system voltage and why "overcharge" is more dangerous than "undercharge".
Why Check Engine turns on in winter and disappears in summer: P0128 (thermostat), P0300 (cold-start misfire), P0442 (EVAP), P0507 (idle), P0116 and what to do with "seasonal" codes.