P0570
E : P0570. Speed Control Set/+ Switch Malfunction.
E1 : CHECK SWITCH FUNCTION OF SET/+ SWITCH.
1. Connect an Ohmmeter between pins 1 and 3 of the Speed Control switchpack.
2. Operate the Set/+ switch.
Does the resistance vary by 3700 ohms?
Yes
No electrical fault in switchpack. Recheck DTCs.
No
INSTALL a new switchpack. CLEAR the DTC. TEST the system for normal operation.