CAN Transmission Error of Signal From Component S9/1 (Stop Lamp Switch)

CAN Transmission Error of Signal From Component S9/1 (Stop Lamp Switch)

Check Component S9/1 (Stop Lamp Switch)

Test sequence
- Switch on ignition.

Status of relevant actual value
- S9/1 (Stop lamp switch): Note! Communication with ECm required

Specified value
- Switch S9/1 (Stop lamp switch) operated : ON
- Switch S9/1 (Stop lamp switch) not operated : OFF

- Note: If fault code P20E6 is present:The fault is detected by component N47-5 (ESP, SPS and BAS control module) and an appropriate message is transmitted through the engine CAN to component N3/10 (ME-SFI control module).

Question
- Is the actual value o.k.?
Yes
The actual value is okay. ** End of Test **
No
The actual value is not o.k.
Possible cause and remedy
- Read fault memory from control unit ESP and rectify faults.

** End of Test **