| CIS Fuel Mixture Adjustment | |
| Fuel mixture adjustment can be
accomplished using a few basic tools: 1.
Drill |
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| The test connection is located near the brake vacuum booster. | ) |
| Remove the anti-tamper plug by
drilling a hole in the top and pulling it out with a a sheet metal screw. Turning the 3mm wrench clockwise will make the mixture more rich. Turning it counterclockwise, will make it more lean. |
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| Set the meter to test duty cycle
and attached to test connector. The "+" attaches to the blue wire and the
"-" attaches to the brown wire. Turn 3mm allen wrench until the meter reads 50-60. |
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| Summary | |
| Fuel mixture adjustment is an easy
procedure. Proper adjustment is required for best performance and emissions.
The most accurate results will be by a properly equipped shop, but satisfactory
results can be obtained at home. If you have done a motor swap, be sure to adjust your fuel mixture. Lean running conditions can result in overheating, among other problems.
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