A6 Sedan V6-2.8L (AHA) (1998)
Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection
Signal From Coolant Temperature Sensor, Checking
Special Tools and Equipment
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VAG1526A
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VAG1594A
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VAG1598A
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VAG1598/25
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VAS5051 with VAG5051/1
Test requirement:
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VAS5O51 tester connected
Test sequence
If a malfunction of the Engine Coolant Temperature (ECT) gauge is detected at the instrument cluster, check if the signal at the instrument cluster is OK.
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Read measuring value block display group 003.