2022 Infiniti Qx56 Repair Guides
P04452022 Infiniti QX56 P0445 — EVAP Purge Control Valve Short Diagnosis & Fix
EVAP purge control valve circuit short detected in your Infiniti's evaporative emissions system.
Moderate
1-2 hours
P06202022 Infiniti QX56 P0620 — Generator Voltage Regulator Circuit Diagnosis & Fix
Generator voltage regulator circuit issues affect charging system in your Infiniti.
Moderate
1-2 hours
P07312022 Infiniti QX56 P0731 — Gear 1 Incorrect Ratio Diagnosis & Fix
Gear 1 incorrect ratio in your Infiniti transmission indicates internal mechanical issues.
Advanced
3-4 hours
P11502022 Infiniti QX56 P1150 — Air Fuel Ratio Sensor 1 Bank 2 Diagnosis & Fix
Air fuel ratio sensor Bank 2 malfunction in your Infiniti V6 or V8 engine.
Moderate
1-2 hours
U01722022 Infiniti QX56 U0172 — Lost Communication with Digital Audio Module Diagnosis & Fix
Lost communication with module in your Infiniti. Check CAN bus wiring and modules.
Advanced
2-3 hours