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

J-1 Check For Key-Off Drain



^ Turn ignition switch to OFF.

^ Turn OFF all lamps and accessories and close doors.

^ Connect an ammeter or test lamp between the battery ground cable and negative battery post.

^ Is current drain less than 200 mA (or test lamp OFF)?

YES -- GO to J2. J-2 Check For Open B+ Circuit

NO -- Test individual components to find the cause of the key OFF battery drain.