Obtaining Trouble Codes

Fig. 28 Connecting Diagnostic Tester:

Fig. 29 Service (trouble) Code Chart:

1. Connect tester No. 49H0189A1 and 49B0199A0 or equivalents to test connector, Fig. 28.
2. Set select switch to position ``A,'' of self diagnosis checker, then set system selector to position 3 and self test switch to self test position, Fig. 28.
3. Turn ignition to ON position, verify that 88 flashes on display and buzzer sounds for three seconds.
4. If 88 does not flash, check power supply circuit and wiring ground.
5. If 88 flashes and buzzer continues for more than 20 seconds, check for a short circuit between terminal TBS and ground. Replace ABS control unit if necessary and perform step 3 again.
6. Note codes and refer to Fig. 29, for service (trouble) code table.
7. Refer to SERVICE CODE CHARTS.