Page 309 - 2006 HARLEY FLSTCI SERVICE MANUAL

NO Replace CKP sensor. See Softail Ser- vice Manual.

Disconnect connector [79]. Leaving Continuity to ground Repair short to Clear codes using speedometer self diagnostics. 5.6 SPEEDOMETER SELF DIAGNOSTICS. Confirm proper operation with no check engine

NO ECM disconnected, measure resistance between terminals 12 and 28 and cavities 30 and 28 on Breakout Box. (less than 1 megohm resistance)? YES ground on R or BK wire between connectors [78B] and [79B]. NO Replace CKP sen- sor. See Softail Ser- vice Manual. NO Repair open on R wire between Terminal 1 of connector [79B] and cavity 30 of connector [78B]. See lamp.

Connect Breakout Box to harness only, leaving ECM disconnected. Measure resistance between terminals 30 and 28 and between cavities 12 and 28 on Breakout Box. Resistance more than 1 megohm? NO Connect DVOM to cavities 12 and 30 on Breakout Box. Set DVOM to AC volts and crank engine. Does DVOM read 1 VAC minimum during cranking? NO Connect DVOM at Terminals 1 3 and 2 of connector [79A]. Does DVOM read 1 VAC minimum while cranking? YES Check for continuity between Ter- minal 1 of connector [79B] and cavity 30 on Breakout Box. Continuity present? YES Repair open on BK wire between

CKP SENSOR: DTC P0373, P0374 1 2 YES Check for intermittent connection, pinched or damaged wires, and loose CKP sensor fasteners. Conditions found? YES Repair as necessary. YES With DVOM still connected, check for inter- mittents using 5.8 WIGGLE TEST. Intermit- tents present? NO YES Install known Repair as good CKP sen- necessary. sor. Clear codes and retest. DTC P0373 or P0374 4 NO YES Replace CKP Reinstall original sensor CKP sensor. Replace ECM. Reprogram and learn password. 2006 Softail: Engine Management (EFI)

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