2005 Vauxhall Vivaro glow plug light comes on

You checked ALL the relevant fuses ?

Vauxhall Vivaro (2001 – 2014) – fuse box diagram
Year of production: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014

The Instrument Panel Fuse Panel
Vauxhall Vivaro - fuse box diagram - instrument panel
Vauxhall Vivaro – fuse box diagram – instrument panel
Number Description
1 —
2 Radio
3 —
4 —
5 —
6 —
7 AC, rear
8 —
9 Fog lamps
10 Central locking
11 Interior illumination
12 Diagnostic plug, immobiliser
13 Rear screen heating
14 Rear screen wiper/washer system
15 Screen wipers
16 Brake light
17 ABS
18 —
19 Window winders
20 Window winders
21 Seat heating
22 —
23 —
24 Radio
25 Heating
26 Accessories
27 High beam, left
28 High beam, right
29 Low beam, left
30 Low beam, right
31 Tail lamp, left
32 Tail lamp, right
33 Rear fog lamp
34 Horn
35 Mirror heating
36 Windscreen heating control
37 —
38 —
39 —
Relay Box
Vauxhall Vivaro - fuse box diagram - relay box
Vauxhall Vivaro – fuse box diagram – relay box
Number Relay
A Relay for the rear screen heating
B Time-out for rear screen wipers
C Relay for the rear screen wipers
D Relay + after-contact
E AC tripping relay
F Relay for the heatable windscreen
G Relay for the fog lamps
H “Headlight” relay for low beam
I “Headlight” relay for parking lights
J “Headlight” main relay
K Relay for the electronic thermostat
The relay for the electronic thermostat is installed on the left-hand side of the air mixer and distributor.

Fuse Box in The Engine Compartment
Vauxhall Vivaro - fuse box diagram - engine compartment
Vauxhall Vivaro – fuse box diagram – engine compartment
Number A Relay
14 — —
15 — —
16 40 AC
17 50 Windscreen heating
18 50 Windscreen heating
19 60 PDB
20 60 ABS
21 60 PDB
22 60 PDB
23 50 Radiator fan
60
70
24 50 Warning autofuse
60
25 70 Pre-heating
Relay
1 Auxiliary heater: 2 or 3 add-on heater
Diesel: Parking heater relay
2 Diesel: Relay for fuel injection computer
Petrol: Injection interrupt
3 Diesel pump relay
4 Fuel pump/diesel pre-heating relay
5 Diesel parking heater: Relay for fan unit, second speed level
6 Coupling relay: AC compressor
7 1 add-on heater (thermo-plunger) relay
8 2 or 3 add-on heater (thermo-plungers)
Petrol: Parking heater relay
9 Diesel: Fan unit
Diesel: Relay for second speed level with AC
Petrol: First speed level with AC
10 Petrol: Fan unit
Diesel: Relay for first speed level of the fan with AC
Petrol: Second speed level with AC
11 —
12 Relay for heatable windscreen.
13 Relay for heatable windscreen.