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13) 300ZX Turbo only: Move the gear
shift lever from Neutral to all other
gears and
then back to
Neutral.
14)Start the vehicle's engine.
15)Drive the vehicle at a speed of
greater than 6 MPH. Warning: Get
the help of another person for this
step!
16)Turn the A/C switch,
and the heater fan
switch ON and then
back to OFF.
17)Observe the RED and GREEN
LED's.
• Code 44 should be displayed.
• Note any codes other than 44.
18)This completes trouble code
retrieval for 300ZX
Turbo.
• Turn the Diagnosis
Mode Selector fully
COUNTERCLOCK-
WISE, then the
ignition switch to the
OFF position.
• IMPORTANT: Turn
the Diagnosis Mode
Selector to its initial
position (setting) as
marked in Step 1 of
the test procedure.
Look up the code definitions listed in
Section 12, "Nissan Code Meanings,"
At this point you can either:
• Have your vehicle professionally
serviced. Trouble codes indicate
problems found by the computer.
or,
• Repair the vehicle yourself using
trouble codes to help pinpoint the
problem. Refer to Section 3, "Using
Codes." Be sure to erase any trouble
codes from the computer's memory
after repairs are completed, as
indicated below.
A/C
19)Turn the ignition switch to the ON
position, but do not start the
engine.
20)Turn the Diagnosis
Mode Selector fully
CLOCKWISE, and wait
at least 3 seconds.
21)Turn the Diagnosis
Mode Selector fully
COUNTERCLOCK-
WISE, and wait at
least 3 seconds.
22)Turn the ignition switch to the OFF
ORIGINAL
position.
PENCIL MARK
Trouble Codes are now erased!
23)IMPORTANT: Turn
the Diagnosis Mode
Selector to its initial
position (setting) as
marked in Step 1 of
the test procedure.
NOTE: When reinstalling the computer,
be careful to route all wiring to its
original position.
ORIGINAL
PENCIL MARK
63
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