Table 3-6. ABS Troubleshooting and Testing (Cont)
VANE OPENED OR CABLE DAMAGED
Disconnect the ABS harness assembly from the ECU
under the passenger's seat (page 4-296).
Connect the ABS harness assemblys 35-pin connec-
tor to the breakout box (page 3-100.2).
Set multimeter OHMS.
Set multimeter to 20 ohm range
l Check modulator valve coil resitance
l Is resistance 4-8 ohm?
When using a multimeter to perform resistance
(ohm) tests prevent damage to the multimeter by
ensuring that ail power is removed from the
equipment or circuit being tested.
Ensure that ignition switch is turned off.
Table D. Modulator Valve Coil Resistance Check
Breakout Box Pin
Numbers to be Probed
23 and 27
24 and 27
6 and 27
7 and 27
21 and 27
22 and 27
4 and 27
5 and 27
l Replace ECU (page 4-296).
l Go to next page.