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Home >> Ford >> 2003 >> Excursion 7.3 F, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System & Component Testing - 7.3L Diesel >> Hard Start/No-Start Diagnostic Procedures >> Test 9B: Check Rpm Signal While Cranking >> Recommended Procedure

Recommended Procedure

Connect scan tool to Data Link Connector (DLC). Using scan tool, access RPM PID from PID/DATA MONITOR & RECORD menu. Crank engine while monitoring RPM PID reading. If RPM PID reading indicates less than 100 RPM, check CMP sensor circuit. See TEST DF: CAMSHAFT POSITION SENSOR under SYSTEM TESTS in SELF-DIAGNOSTICS - 7.3L DIESEL article.