78 01 Checking Function Of Heating For Mirror Glass; Check With The Temperature Probe - Porsche 996 TT Repair Manual

66 78 01 Checking function of heating for mirror glass

Note

Check with the temperature probe

Note
• The function of the heating for the mirror glass can be checked with a temperature probe with digital
display (see Workshop Equipment Manual)!
• The indicator light in the rocker switch also lights up if a fault is present and the heating wires in the
mirror glass do not warm up!
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Check with the temperature probe
The tip of the sensor is used to measure from the outside on the centre of the mirror glass.
Note
• After switching on at room temperature and a period of 1 minute, the temperature must increase by
approx. 2 degrees!
• If no temperature increase is shown, the fault must be detected on the basis of the wiring diagram!
996420, 996421, 996450, 996451, 996840, 996841, 996430, 996431
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