Flash Code Method (CALIFORNIA)
An on-board test connection with push button and light emitting diodes is located on left, rear engine compartment firewall. See Fig 1 . To enter self-diagnostics, turn ignition on and press diagnostic connector push button No. 2, for 2-4 seconds. See Fig 1 and Figure . Impulse readout will commence flashing code sequence. Codes may also be retrieved through use of an impulse counter.