One problem related to crankcase (pcv) has been reported for the 2003 Infiniti G35. The most recently reported issues are listed below.
The contact owns a 2003 Infiniti G35. While driving approximately 70 mph, the engine stalled and the service engine soon, vdc off, and the flip warning indicators illuminated. The vehicle was able to restart after numerous attempts. The vehicle was towed to a dealer who stated that the crank sensor and cam shaft sensor needed to be replaced. The vehicle was not repaired. The manufacturer stated that the vehicle was not included in NHTSA campaign number: 03v455000 (engine and engine cooling). The approximate failure mileage was 165,380.