LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Porsche >> 1971 >> 911 T, Not Available Trans >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> PORSCHE 911T Engine Modification >> Maintenance >> Engine Rpm Switch >> RPM Switch Check
April 5, 2026: LEMON Manuals is launched! Read the announcement.

RPM Switch Check

Connect a test lamp to terminal 30b and to ground. When engine speed exceeds 1350 RPM, test lamp should light. When engine speed falls below 1300 RPM, test lamp should go out.