Postby smj999smj » Mon Jun 11, 2012 8:26 pm
If you disconnected the battery at any time, the Idle Air Volume will usually need to be relearned or rough and/or erratic idle can occur; this is easiest done with a scantool capable of this function. Another cause of vibration in these vehicles at idle is the motor mounts; there is a TSB on the issue.
Diagnosing the P0011 trouble is difficult without a capable scantool (ie Nissan Consult II, X431 scantool, Snap-On Tools Modis) and following the FSM diagnostic procedure for the code. This TSB was issued pertaining to this code:
Reference: NTB06-079a
Date: January 24, 2008
DTC FOR VARIABLE VALVE TIMING CONTROL FUNCTION
This bulletin has been amended. The Applied Vehicles section has been expanded. No other changes have been made. Please discard any other copies.
APPLIED VEHICLES:
All 1996 - 2009 with Variable Valve Timing
APPLIED ENGINES:
VQ35; QR25; QG1B; GA16; VQ40; VK56; MR18; MR20
IF YOU CONFIRM:
The MIL is on with any of the following DTCs stored:
^ P0011, P0014, P0021, P0024, P1110, P1135,
NOTE: The engine may also have Camshaft Sprocket rattle noise and/or other engine noise.
ACTION
Do Not replace the variable valve timing Solenoid Valve or the Sprocket(s) without performing the complete diagnostics indicated in the EC section of the Service Manual.
The first steps in the complete diagnostic are to make sure the:
^ Engine oil is at the operating level; add oil if needed. Refer to the Service Manual for low oil level diagnoses if needed.
^ Oil pressure is normal when measured with a gauge at the pressure switch port. Refer to the Service Manual for low oil pressure diagnoses if needed.