Page 436 - Foton Workshop Manual - Auman EST-M
P. 436

DI - 382             Diagnosis - Diagnosis-fault diagnosis of electronic and electrical parts

              Exhaust braking not working and indicator off

              Circuit diagram


                   IG1 power supply                       Battery

                        Black - Yellow                       White



                                 IG1
                                 relay          Instrume                               Exhaust     Frame
                                 R10            nt fuse                                brake       fuse
                                                box                                    relay       box
                                                B100                                   R11         F101


                              Red - Green                    Red                     Green -
                                          Red                                        black    Green - red


                                                                                  Exhaust braking   Exhaust braking
                                                                                  control signal   control power   Engine
                              Red - Green                                                    supply   ECU

                                                                                           Exhaust braking
                                                                          Yellow   Exhaust braking   switch grounding
                                                                                  switch signal
                                                                          - Blue
                                                                                     Yellow -   Black - Blue
                        White - black                                                green
                                                                                     Yellow -
                                                                             Exhaust
                                                                             brake     red
                                                                             solenoid
                                                                             valve
                                                                             F023
                                                                                        Wiper   Black - Blue
                                                                                        combination
                                                                                        switch B030
                                                                          White -
                                                                                   Exhaust braking switch
                                                                          black




































                                                          DI-382
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