2008 Infiniti Q50 Repair Guides
P01332008 Infiniti Q50 P0133 — O2 Sensor Slow Response Bank 1 Sensor 1 Diagnosis & Fix
Slow responding oxygen sensor can cause your Infiniti to run rich or lean, affecting fuel economy and performance.
Moderate
1-2 hours
P03032008 Infiniti Q50 P0303 — Cylinder 3 Misfire Detected Diagnosis & Fix
Cylinder 3 misfire detected. Check ignition components and fuel injectors serving cylinder 3 in your Infiniti.
Advanced
2-3 hours
P04202008 Infiniti Q50 P0420 — Catalyst System Efficiency Below Threshold Diagnosis & Fix
Catalytic converter efficiency below threshold in your Infiniti. This often indicates converter deterioration or exhaust leaks.
Advanced
2-3 hours
P05632008 Infiniti Q50 P0563 — System Voltage High Diagnosis & Fix
System voltage high detected. This can damage electrical components in your Infiniti.
Easy
30 min - 1 hour
P11402008 Infiniti Q50 P1140 — VVEL Actuator Motor Sensor Diagnosis & Fix
VVEL actuator motor sensor malfunction in your Infiniti's variable valve lift system.
Advanced
2-3 hours
U01682008 Infiniti Q50 U0168 — Lost Communication with Vehicle Entertainment Module Diagnosis & Fix
Lost communication with vehicle entertainment module in your Infiniti.
Advanced
2-3 hours