Page 339 - Workshop Manual - Tunland (2017)
P. 339

DIAGNOSTICS - REAR WINDSCREEN DEFROST SYSTEM                       04-201

                 Diagnostic steps

                 1 .    Check fuse

                 (a)    Ignition Switch: OFF.

                                                           (b)    Check the fuse F39(25 A) in the indoor
                                                                  fuse box.                                          04






















                 Check whether the result is normal?

                 Yes> go to step 2
                 No> replace fuse


                 2 .    Check rear windscreen defrost relay R01
                 (a)    Ignition Switch: OFF.
                 (b)    Pull out rear windscreen defrost relay R01.

                                                           (c)    Check rear windscreen defrost relay R01

                                                                                Multimeter
                                                                                                   Specified
                                                              Conditions        connection           value
                                                                                   stitch

                                                                Normal
                                                                situation          85-86           Breakover
                                                              Apply power
                                                             supply voltage
                                                               to position
                                                                                   87-30             < 2 Ω
                                                                between
                                                            stitches 85 and
                                                                   86,



                 Check whether the result is normal?
                 Yes> go to step 3

                 No> replace rear windscreen defrost relay
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