2001 Audi TT Quattro Roadster L4-1.8L Turbo (AMU)
Vehicles With A/C Pressure Switch - F129 -


Vehicles With A/C Pressure Switch - F129 -

Coolant Fan Control (FC) Module -J293- (Vehicles With A/C Pressure Switch -F129-), Electrical Testing

Terminal assignments at -J293- (vehicles with -F129-)



Location: In engine compartment on left long member.

Function:

NOTE: The function of -J293 and vehicle wiring layout will vary depending on whether vehicle is equipped with A/C pressure switch -F129 or high pressure sensor -G65-.

Terminal assignments and switching conditions (A/C pressure switch -F129-)



Switching conditions - Coolant Fan Control (FC) Thermoswitch -F18/- F54

Switching conditions - Engine Coolant Temperature (ECT) Waring Switch -F14-

NOTE: -F14- is only installed on vehicles with A/C pressure switch -F129-.

Test step 1 - Voltage supply, Ground (GND) supply

Test Step 1.1 - 1.4


Test step 2 - Activation of coolant fan(s) -V7-

Test Step 2.1 - 2.2


Test Step 2.3 - 2.4


Test Step 2.5 - 2.6


Test step 3 - Activation of A/C clutch -N25-

Test Step 3.1


Test Step 3.2