Toyota LAND CRUISER Service Manual Supplement page 251

BRAKE SYSTEM (STATION WAGON) - ANTI-LOCK BRAKE SYSTEM (ABS)
Continued from page BR-28
Is connector of ECU properly connected?
And are all terminals in the connector?
YES
Is there 10 - 16 V between terminal IG on
ECU wire harness side connector and
body ground? (Ignition switch on)
YES
Does warning light go off when both the
ECU connector and service connector
are disconnected? (Ignition switch on)
YES
(Goes off)
Faulty ECU
NO
Faulty ECU connector.
NO
Faulty power circuit.
NO
Short circuit in wire harness between
(Come on)
ECU terminal W and control relay
Terminal W.
BR-29