Operation CHARM: Car repair manuals for everyone.

Tune-Up

TUNE-UP
Air/fuel ratio 0.6%
Air/fuel ratio limits [1] 0.4 - 0.8%
Timing [2] 12° BTDC
Idle RPM 775 ± 50

[1] Check upstream catalytic converter.
[2] Timing can be checked only, no adjustments are possible.