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

TORQUE
Oxygen Sensor 40 ft.lbs. (55 Nm)

TUNE-UP SPECIFICATIONS
Firing Order 1-5-3-6-2-4
Idle Speed 650-750 RPM [1] 600-700 RPM [2]
Timing [3] 0 +/- 2° BTDC
Fuel Mixture (On/Off Ratio) [4] Readout Oscillating At 50% ± 10%

[1] Manual Transmission
[2] Automatic Transmission in Drive
[3] Reference figure at cranking speed only, not adjustable
[4] At Diagnostic socket, with on/off ratio tester, and O2 sensor connected. Reading should be within +10% of value at 2500 RPM.