Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Component Inspection





Engine Control(SULEV)
P2502 Battery Voltage Rationality - Inspection/Repair:_:Component Inspection

Component Inspection

1. Replace battery sensor.
2. IG "OFF".
3. Connect scantool to Data Link Connector(DLC).
4. Clear DTC and Test-drive under enable conditions above-mentioned.
5. Does the scantool show DTC "P2502"?