2019 Infiniti M35 V6-3.5L (VQ35HR) Diagnostic and Repair Information Page 470
3. Check the voltage between CMP sensor harness connector and ground.
Is the inspection result normal?
YES - GO TO 9.
NO-1 - P0340: Repair open circuit, short to ground or short to power in harness or connectors.
NO-2 - P0345: GO TO 4.
4.CHECK CMP SENSOR POWER SUPPLY CIRCUIT-II
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between CMP sensor harness connector and ECM harness connector.
Is the inspection result normal?
YES - GO TO 5.
NO - Repair open circuit.
5.CHECK CMP SENSOR POWER SUPPLY CIRCUIT-III
Check harness for short to power and short to ground, between the following terminals.
Is the inspection result normal?
YES - GO TO 6.
NO - Repair short to ground or short to power in harness or connectors.
6.CHECK COMPONENTS
Check the following.
- CKP sensor ( See: P Code Charts/P0335.)
- EVT control position sensor (bank 2) ( See: P Code Charts/P1078.)
- Battery current sensor ( See: P Code Charts/P1550.)
- EVAP control system pressure sensor ( See: P Code Charts/P0451.)
- Refrigerant pressure sensor ( See: Heating and Air Conditioning/Testing and Inspection/Component Tests and General Diagnostics/Magnet
Clutch Circuit.)
Is the inspection result normal?
YES - GO TO 7.
NO - Replace malfunctioning component.
