EXHIBIT 12





                             JOHNSON CONTROLS, INC.
                       COMPUTATION OF RATIO OF EARNINGS TO
                                  FIXED CHARGES
                              (Dollars in millions)




                                                          Three Months Ended
                                                           December 31, 2002
                                                         ---------------------
                                                      
Net income                                                    $  140.4
Provision for income taxes                                        70.4
Minority interests in net earnings of subsidiaries                15.9
Income from equity affiliates                                     (8.3)
Distributed income of equity affiliates                            0.1
Amortization of previously capitalized interest                    2.0
                                                              --------
                                                                 220.5
                                                              --------
Fixed charges:
      Interest incurred and amortization of debt expense          31.2
      Estimated portion of rent expense                           18.1
                                                              --------
Fixed charges                                                     49.3
Less:  Interest capitalized during the period                     (1.5)
                                                              --------
                                                                  47.8
                                                              --------

Earnings                                                      $  268.3
                                                              ========

Ratio of earnings to fixed charges                                 5.4
                                                              ========






     For the purpose of computing this ratio, "earnings" consist of income
     before income taxes, minority interest in earnings or losses of
     consolidated subsidiaries and income from equity affiliates plus (a)
     amortization of previously capitalized interest, (b) distributed income
     from equity affiliates and (c) fixed charges, minus interest capitalized
     during the period. "Fixed charges" consist of (a) interest incurred and
     amortization of debt expense plus (b) the portion of rent expense
     representative of the interest factor.