I am NOT a tech, but I got this off of the internet. Hope it helps......
P000B-BANK 1 CAMSHAFT 2 POSITION SLOW RESPONSE
Possible Causes
ENGINE OIL DIRTY OR CONTAMINATED
INCORRECT ENGINE OIL VISCOSITY
INSUFFICIENT ENGINE OIL PRESSURE
(K442) CMP CONTROL CIRCUIT OPEN OR SHORTED
(Z908) SOLENOID GROUND CIRCUIT EXCESSIVE RESISTANCE OR OPEN
CAMSHAFT POSITION SOLENOID (VARIABLE CAM TIMING SOLENOID)
CAMSHAFT PHASER
IMPROPER ASSEMBLY OF CAMSHAFT/CRANKSHAFT TIMING CHAIN AND SPROCKETS
ENGINE OIL PRESSURE SENSOR OR CIRCUIT
ENGINE OIL TEMPERATURE SENSOR OR CIRCUIT
HIGH FRICTION IN CAMSHAFT OR OTHER VALVETRAIN COMPONENTS