Vauxhall Workshop Service and Repair Manuals

Coolant circuit  

Engine			14 NV	14 SE, C 14 SE	C 14 NZ, X 14 NZ
Coolant capacity 1)
	with manual gearbox	l	5.8	5.8	5.8
	with automatic gearbox	l	-	5.7	-
Coolant pump to cylinder block (M6)
	design			Centrifugal pump
	Quantity delivered 2)	l / min -1	100	149
			6000	6000
Thermostat
	design		Restrictor
	Start of opening	° C	92

1)  Only use 90 297 545 / 19 40 656 anti-freeze and ensure a concentration of 50.  

2)  At a coolant temperature of 20 ° C.  

Coolant circuit (continued)  

Engine			16 LZ2	16 NZR C 16 NZ X 16 SZ	C 16 SE
Coolant capacity 1)
	with manual gearbox	l	6.8	5.6	5.6
	with automatic gearbox	l	-	5.5 2)	5.3
Coolant pump to cylinder block (M6)
	design		Centrifugal pump
	Quantity delivered 3)	l / min	150	130	149
		rpm	6000	6000	6000
Thermostat
	design		bypass	Restrictor
	Start of opening	° C	82	92

1)  Only use antifreeze 90 297 545 / 19 40 656 and ensure a concentration of 50%.  

2)  Only X 16 SZ  

3)  At a coolant temperature of 20 ° C.  

Coolant circuit (continued)  

Engine			X 16 SZR	C 18 NZ	C 20 NE
Coolant capacity 1)
	with manual gearbox	l	5.6	7.0	6.5
	with automatic gearbox	l	5.5	6.5	-
Coolant pump to cylinder block (M6)
	design		Centrifugal pump
	Quantity delivered 2)	l / min	149	150
		rpm	6000	6000
Thermostat
	design		Restrictor	bypass
	Start of opening	° C	92	91	92

1)  Only use antifreeze 90 297 545 / 19 40 656 and ensure a concentration of 50%.  

2)  At a coolant temperature of 20 ° C.