Vehicle cooling system Audi A4 B5
Cooling and Heating System Specifications
General information Maximum pressure in the system is 1.2...1.5 bar Thermostat Opening temperature - 87°C (approximately) Minimum valve stroke - no less than 8...
General information Maximum pressure in the system is 1.2...1.5 bar Thermostat Opening temperature - 87°C (approximately) Minimum valve stroke - no less than 8...
Cooling system — general information
General information 1. Cooling system - closed type, includes a belt-driven pump, an aluminum radiator with an electric fan (two fans), heater radiator,...
General information 1. Cooling system - closed type, includes a belt-driven pump, an aluminum radiator with an electric fan (two fans), heater radiator,...
Coolant Hoses — Disconnecting and Replacing
Note: Before starting the procedure, read the warnings contained in paragraph 1 of this chapter. Do not attempt to disconnect hoses on a hot engine to avoid...
Note: Before starting the procedure, read the warnings contained in paragraph 1 of this chapter. Do not attempt to disconnect hoses on a hot engine to avoid...
Radiator — removal, inspection and installation
Removal 1. Disconnect the negative battery cable. Remove the front bumper as described in chapter 11 . 2. Drain the coolant as described in the relevant...
Removal 1. Disconnect the negative battery cable. Remove the front bumper as described in chapter 11 . 2. Drain the coolant as described in the relevant...
Thermostat — Removal, Checking and Installation
1. The thermostat is located on the left front of the cylinder block. On later 1.6L models (aHL engine), where the coolant pump is driven by the timing belt,...
1. The thermostat is located on the left front of the cylinder block. On later 1.6L models (aHL engine), where the coolant pump is driven by the timing belt,...
Electric Fan — Checking, Removing and Installing
Additional electric fan Examination 1. The power supply voltage to the fans is supplied via the ignition switch, fuse and a pair of series-connected (service)...
Additional electric fan Examination 1. The power supply voltage to the fans is supplied via the ignition switch, fuse and a pair of series-connected (service)...
Electrical system sensors — checking, removal and installation
Electric fan switch sensor Examination 1. Welding of sensors is described in paragraph 5 , as part of the procedure for welding an electric fan. Removal Note:...
Electric fan switch sensor Examination 1. Welding of sensors is described in paragraph 5 , as part of the procedure for welding an electric fan. Removal Note:...
Water pump — removal and installation
Early models 1.6 l (aHL petrol engine) Removal 1. Disconnect the negative battery cable, drain the coolant as described in chapter 1A . 2. Move the front body...
Early models 1.6 l (aHL petrol engine) Removal 1. Disconnect the negative battery cable, drain the coolant as described in chapter 1A . 2. Move the front body...
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