Ambient sensor is killing me

[gingin]

voltmeter shows 13.8 millivolts at wires when car battery is switched on.



sensor reads ok aprox 25c at 4.8 kohms... how to check if cluster is dead? how to fix cluster?





when i clear error car instantly beeps and gives same error back uc?id=19dblPZ0AJxAyeUCevnx1z-YmuYp6niJ6



Date: 81/04/21 16:58:14 ECU: IKI JobStatus: OKAY Variant: IKI RESULT: 1 errors in error memory! 236 Outside temperature Error frequency: 40 Short circuit to U - Batt. Error momentarily present.

why short circuit when it should be open circuit?





when i short to car i get +50. 

like this

https://drive.google.com/folderview?...tbMehJ168-fy0S





Date: 04/01/21 17:27:03 ECU: IKI JobStatus: OKAY Variant: IKI RESULT: 1 errors in error memory! 296 Outside temperature Error frequency: 45 Short circuit to ground Error momentarily present sporadic error ========