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Manual Transmission
Fig. 61 Vacuum advance chart MTX (non-Calif.).:
1.
Warm engine to operating temperature.
2.
Ensure idle RPM and
ignition timing are within specification.
3.
With engine idling, disconnect vacuum hose(s) to vacuum control and plug end of hose(s).
4.
Attach vacuum pump to control port(s) and check with timing light while applying vacuum
Fig. 61.
