2006-2009 Suzuki LT-R450 Service Manual, Page 158Get this manual

2006-2009 Suzuki LT-R450 Service Manual, Page 158

FI SYSTEM DIAGNOSIS 4) If OK, then check the continuity between each terminal and ground CKP sensor resistance: Q (Infinity)
Is the voltage OK? 2 ECM coupler (Harness side) GW or BI wire open or shorted to ground Loose or poor contacts on the CKP
sensor coupler or ECM coupler (terminal Q) or )If wire and connection are OK, intermittent trouble or faulty ECMRecheck each
terminal and wire harness for open circuit and poor connectionReplace the ECM with known good oneand inspect it againstuck
on the CKP sensor and rotor tipIf there are no metal particles and foreign material, then replace the CKP sensor with new
one Inspect that metal particles or foreign material I CAUTION I When using the multi-circuit tester, do not storongly touch
the terminal of the ECM coupler with needle pointed tester probe to prevent the terminal damage or terminal bend3) After