With Scan Tool
Caution:(1) When battery voltage is low, no detection of failure is possible. Be sure to check the battery for voltage and other conditions before starting the test.
(2) Diagnostic item is erased if the battery or the engine control module connector is disconnected. Do not disconnect the battery before the diagnostic result is completely read.
(3) Be sure to connect or disconnect the scan tool with the ignition switch turned off. If the scan tool is disconnected with the ignition switch placed in the ON position, ABS diagnostic trouble code may be stored and ABS warning lamp turned on.
WHEN USING THE SCAN TOOL [MULTI-USE TESTER (MUT)
(1) Connect the scan tool to the data link connector.
NOTE: Use adapter harness of MUT-II to connect MUT-II to 1993 and earlier models.
(2) Turn the ignition switch to ON.
(3) Take a reading of the diagnostic output.
(4) Repair the problem location, referring to the diagnostic chart.
(5) After turning the ignition switch once to OFF, turn it back to ON.
(6) Erase the diagnostic trouble code.
(7) Recheck to be sure that the condition is normal.
DIAGNOSIS BY DIAGNOSTIC TEST MODE II (INCREASED SENSITIVITY)
(1) Using the scan tool, change the diagnostic test mode of the engine control module to DIAGNOSTIC TEST MODE II (INCREASED SENSITIVITY).
(2) Road test the vehicle.
(3) Read the diagnostic trouble code in the same manner as "READ OUT OF DIAGNOSTIC TROUBLE CODE" and repair the malfunctioning part.
(4) Turn off the ignition switch once. Then turn it ON again.
NOTE: Turning OFF the ignition switch will cause the engine control module to changeover the diagnostic test module from the diagnostic test mode II to the diagnostic test mode I.
(5) Erase the diagnostic trouble code.