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4. DETECT MALFUNCTIONING PART • Check the following: − Harness connectors A-102, E-105 • With the X-431 scan tool, read ECM DTCs. Is DTC P0016 still present? Yes >> Go to the next step. No >> The system is now operating properly. 5. CHECK CMP SENSOR GROUND CIRCUIT FOR AN OPEN AND SHORT • Turn ignition switch off. • Check harness continuity between CMP sensor terminal 1 and ground. • Continuity should exist. Is the check result normal? Yes >> Go to the next step. No >> Repair or replace circuit for an open or short to power in harness or connectors. 6. CHECK CMP SENSOR INPUT SIGNAL CIRCUIT FOR AN OPEN AND SHORT • Turn ignition switch on. • Check voltage between CMP sensor terminal 2 and ground. • 11 V should exist. Is the check result normal? Yes >> Go to the next step. No >> Repair or replace circuit for an open or short to power or short to ground in harness or connectors. DIAGNOSIS & TESTING 03
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