Hello,

i have next fault codes:

P0380 - Glow Time Relay Circuit Malfunction
(00) - Present
P0520 - Engine Oil Pressure Sensor/Switch Circuit Range/Performance
(00) - Not present


U2103 - No Communication with CAN-Bus (High Speed)
(00) - Not present

please help if anyone have experience with this fault codes ?

thank you


( Opel Signum 2004 year, 3.0 DTI)