Allroad Quattro V6-2.7L Turbo (APB) (2002)
Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection
Engine Coolant Temperature (ECT) Sensor -G62-, Checking
Engine Coolant Temperature (ECT) Sensor -G62, Checking
Test conditions
-
Engine cold
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Connect vehicle diagnostic, testing and information system VAS5051 or VAG1551 scan tool to vehicle and select engine electronics control
module by entering address word "01". Refer to "Scan Tool Testing/Scan Tool Connecting and Initial Checks/Connecting VAS 5051/ VAG 1551
Scan Tool" See: Testing and Inspection
When doing this the engine must be at idle.
Indicated on display
Rapid data transfer
HELP
Select function XX
-
Press buttons -0- and -8- to select function "Read Measuring Value Block" and confirm entry with -Q- button.
Indicated on display
Read Measuring Value Block
Input display group number XXX
-
Press buttons -0-, -0- and -4- to select "display group number 004" and confirm entry with -Q- button.
Indicated on display
Read Measuring Value Block 4
->
1
2
3
4
-
Check specification in display field 3.
Display Group 004
If display field 3 does not display a realistic value:
-
Disconnect harness connector from coolant temperature sensor.
Coolant temperature sensor with square connector: