Vauxhall Workshop Service and Repair Manuals

Test Conditions

Nominal Value

Affected terminals:          8, 41, 18

Possible trouble codes:   49

Ignition ON

Engine OFF

Press key F5 in the system main menu, select the desired test using the arrow keys and confirm with YES. Follow the instructions in the TECH 1 display.

Note:

The control unit switches the preheater time relay alternately to "preheating" and "no preheating".

The check is completed after a maximum of 30 s.

Note:

If this test is completed before its allocated time has elapsed (30 s), the diagnosis lamp flashes until another actuator test has been selected or 30 s have elapsed.

The preheater time relay is switched alternately

INACTIVE

       12V

ACTIVE  0V

Noise check:

clicking noise from preheater time relay

Trouble-shooting

Nominal Value

Cause of Fault:

(If nominal value is not attained)

Trouble-shooting see section 5.2 "Digital Diesel Electronics DDE 2.1 F0: DATA LIST" test step no. 28 GLOW TIME RELAY