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Vehicle Platform: OSPREY
ECU Name: Hella Body Control Module (BCM) DTC
Troubleshooting Data
Version: 1.4
Date: 15 May 2018
Author: Body CoC
Page: 822 of 855
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Trouble Shooting:-
U0420-81:- Invalid Data Received From Power
Steering Control Module
Start
Connect the diagnostic tool
Read DTCs and check whether it’s permanent or
in history
Check relevant functional DTCs in the PSM ECU
Follow the procedure to diagnose
relevant functional DTCs in the PSM
ECU
NO
YES
Is DTC Permanent?
Clear DTC
Stop
(DTC in history)