2019 Infiniti M35 V6-3.5L (VQ35HR) Diagnostic and Repair Information Page 515
Is the inspection result normal?
YES - GO TO 10.
NO - GO TO 4.
4.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR POWER SUPPLY CIRCUIT-II
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the harness continuity between EVAP control system pressure sensor harness connector and
ECM harness connector.
Is the inspection result normal?
YES - GO TO 6.
NO - GO TO 5.
5.DETECT MALFUNCTIONING PART
Check the following.
1. Harness connectors B171, B469
2. Harness connectors B418, M66
3. Harness for open between EVAP control system pressure sensor and ECM
- Repair open circuit.
6.CHECK SENSOR POWER SUPPLY CIRCUIT
Check harness for short to power and short to ground, between the following terminals.
Is the inspection result normal?
YES - GO TO 7.
NO - Repair short to ground or short to power in harness or connectors.
7.CHECK COMPONENTS
Check the following.
- CKP sensor ( See: P Code Charts/P0335.)
- CMP sensor (bank 2) ( See: P Code Charts/P0340.)
- EVT control position sensor (bank 2) ( See: P Code Charts/P1078.)
- Battery current sensor ( See: P Code Charts/P1550.)
- 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 8.
NO - Replace malfunctioning component.
8.CHECK APP SENSOR
See: P Code Charts/P2122.
Is the inspection result normal?
YES - GO TO 11.
NO - GO TO 9.
9.REPLACE ACCELERATOR PEDAL ASSEMBLY
1. Replace accelerator pedal assembly
2. Go to See: P Code Charts/P2122.
