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Definition of Tester Displays (Continued)
CK STP MOT — Check the stepper motor.
DIS VAC TO DISTB — Disconnect the vacuum hose from the distributor advance unit.
CON HRN 4 — Connect test harness number 4 to the MCU.
CON VAC TO DISTB — Connect the vacuum hose to the distributor advance unit.
DO UIM SYS TEST — Perform a universal ignition module system test.
HOLD RPM — Maintain a specified engine speed.
CK PCV SYS — Check the positive crankcase ventilating system.
AUTO TRAN MAN — Is this vehicle equipped with an automatic or manual transmission?
CK OPSW & CHOKE — Check the oil pressure switch and the choke.
INC RPM + 2400 — Increase engine speed above 2400 rpm and maintain.
SHIFT TO DRIVE — Place the transmission lever in the drive position.
SHIFT TO PARK — Place the transmission lever in the park position.
SET PARK BRAKE — Activate the emergency brake pedal/handle so the vehicle will not move.
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General Information
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