Remove tachometer (paa. 4-16). If you find the tachometer
defective, replace it and return to where you came from and
rerun the original DCA test. If it fails again, return to this
question and answer YES.
Make sure the STE/lCE-R is powered by the W5 cable.
If you dont find any faults in the vehicle, the slot in the
oil pump drive could be too worn to drive the tachometer.
If you see this, notify DS maintenance
You will have to decide if the DCA test result is wrong.
If the TK test gave a substantially
different result than
the DCA test, answer NO to this question.
VEHICLE DCA FAULTY. Use the STEACE-R in the
TK mode for the rest of your testing. See the chart
on the fofdout page for 8 way to run the rsst of the
DCA tests in the TK mode. Have DS maintenance
repair the DCA when youre finished.