Output Test Mode

This mode allows a technician to energize and de-energize most of the system output actuators on command. After accessing output test mode, outputs and cooling fans can be turned on and off separately. To access output test mode, turn ignition switch to OFF position. Ensure test equipment is properly attached. Program NGS tester using the following steps:

• Select vehicle and engine selection menu.
• Select year, engine, model and any additional information requested by NGS tester.
• Follow operating instructions from NGS tester menu.
• Select DIAGNOSTIC DATA LINK.
• Select PCM - POWERTRAIN CTRL MODULE.
• Select ACTIVE COMMAND MODE.
• Select OUTPUT TEST MODE.
• Turn ignition switch to ON position.
• Follow operating instructions from NGS tester menu.
• Select either LOW SPEED FAN, HIGH SPEED FAN or ALL ON mode.
• Select START to turn outputs on. This step may cause link-up to PIDs.
• Select STOP to turn outputs off.