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

PCV Heater

Heated Crankcase Breather Valve
Resistance 4 - 17 Ohms

IGNITION TIMING [1]
2250 ± 50 RPM Coolant temperature sensor disconnected
Checking 3° - 7° BTDC
Adjust to 5° - 1° BTDC