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P1398-MIS-FIRE ADAPTIVE NUMERATOR AT LIMIT (CONTINUED) 5. CRANKSHAFT POSITION SENSOR l With the scan tool lab scope probe and the Miller special tool #6801, back probe the (K24) CKP Signal circuit in the WARNING: WARNING: WHEN THE ENGINE IS OPERATING, DO NOT STAND IN A DIRECT LINE WITH THE NOTE: Turn the ignition off before continuing. Were any erratic Crank Position signals detected. Yes. >> Replace the Crankshaft Position Sensor. Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) No. >> Go To 6 6. PCM NOTE: Before continuing, check the PCM harness connector terminals for corrosion, damage, or terminal If there are no possible causes remaining, view repair. Repair Replace and program the Powertrain Control Module per Service Information. Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) 9 - 1962 ENGINE - ELECTRICAL DIAGNOSTICS - SRT-10 DR/DH |