As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT ENG BLEED OFF EICAS MSG DISPLAYED AFTER BOTH ENGINES WERE STARTED. AIRCRAFT BACK TO BLOCK AND GROUNDED BY MAINTENANCE. MAINTENANCE R&R'D LH HIGH PRESSURE CONTROLLER IAW B767 AMM 36-11-08.0 SYSTEM OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.