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PRECAUTIONS EC-597 < PRECAUTION > [VQ37VHR] C D E F G H I J K L M A EC N P O • When measuring ECM signals with a circuit tester, never allow the two tester probes to contact. • Do not use ECM ground terminals when measuring input/out- put voltage. Doing so may result in damage to the ECM’s tran- • B1 indicates the bank 1, B2 indicates the bank 2 as shown in the figure. • Do not operate fuel pump when there is no fuel in lines. • Do not depress accelerator pedal when starting. ily. • Do not rev up engine just prior to shutdown. SEF348N SEC893C SEF709Y |