A45 w176 Amg
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Joined: May 2026
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A class / B class / C class and GL
A45 w176 Amg
Hi
i have a A45 non start vehicle switch on all lights come on on the cluster no crank.Did dtc chech found no cominicatin on TCU test the 4 wires power/ground /canH/canL all in spec.Can L 2.33v CanH 2.61V.Remove TCU test on the bench and can read all the info PFlash/DFlash/ExDFlash.So to my knolage it doest make sense that u can read on bench but not thro OBD to diagnostic tool.We also replace the selector still not show P N R D on cluster .
i have a A45 non start vehicle switch on all lights come on on the cluster no crank.Did dtc chech found no cominicatin on TCU test the 4 wires power/ground /canH/canL all in spec.Can L 2.33v CanH 2.61V.Remove TCU test on the bench and can read all the info PFlash/DFlash/ExDFlash.So to my knolage it doest make sense that u can read on bench but not thro OBD to diagnostic tool.We also replace the selector still not show P N R D on cluster .
Last edited by RJ@11; May 8, 2026 at 09:32 PM.
