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

California

EGR System Inspection:






1. Connect SST, or equivalent, to PCME as shown.
2. Drive vehicle and verify PCME terminals 2S and 2R read battery voltage while engine is still cold.
3. Warm engine to operating temperature. Drive vehicle and verify green and red lamps flash when SST is set to 2S and 2R.
4. Stop vehicle and let idle. Ground PCME terminal 2R with jumper wire.
5. Engine should run rough or stall.