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

System Specifications


Oil Pressures

Oil Pump Pressure-Reducing Valve Opens at 3.8 bar
Warning Lamp Comes On When Oil Pressure is Below 0.3-0.55 bar

Oil Pressure at 2000 RPM with 10W/30 Motor Oil
B204* 2.7 bar
B205/B235** 2.5
*Engine at 80°C/176°F
**Engine at 105 ±2°C/221±4°F

End Float Between Oil Pump Rotor and Housing 0.03-0.08 mm
Engine Oil Cooler Thermostat Opens at 105±2°C (221±35.6°F)