Gulfstream IV / G350 / G450
Flight Crew Air Transport Pilot (ATP)
Human-Machine Interface; Situational Awareness
ATC Issue All Types; Aircraft Equipment Problem Less Severe; Deviation - Track / Heading All Types; Deviation / Discrepancy - Procedural Clearance; Deviation / Discrepancy - Procedural Published Material / Policy
General None Reported / Taken
Aircraft; Human Factors
FMS had the PEBLE3 departure for Runway 27 at SAN with the SLI transition. On initial climb; command bars indicated the turns and heading of the PEBLE3 departure and were flown by pilot flying. SAN Departure said aircraft was north of proper track and assigned a heading of 270. Checked and confirmed the PEBLE3 was in the FMS and displayed on the MFD. LNAV was selected and the pilot flying was following the command bars.
GIV-SP Captain reported that his aircraft deviated from the PEBLE3 departure track out of SAN even though the procedure was loaded and LNAV selected.