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2009 Infiniti G37 Problems
A "tapping sound" may develop from the drivers side of the engine. The noise may be associated with the variable valve event and lift actuator. Our technicians tell us a software update for the powertrain control module (PCM) is available to correct this issue.
A weak battery may result in illumination of the Check Engine Light with fault code P0603 stored.
Vehicles with a 7 speed automatic transmission may experience a harsh downshift from 4th to 3rd gear on deceleration. Our technicians tell us revised control module software is available to correct this concern. On higher mileage vehicles other faults may cause transmission shifting issues. Whenever a transmission repair is performed, the control module should be checked for the latest software and updated if necessary.
On vehicles equipped with a "foot operated" parking brake, the "brake" warning light may stay illuminated even though the parking brake is fully released. Our technicians tell is a revised parking brake assembly is available to correct this concern.
The traction control/anti-lock brake system (ABS)/Slip warning light may illuminate with code C1142 stored, Our technicians suggest that if the brake light switch and brake pedal are operating correctly, the ABS control module and actuator may require replacement.