Mitsubishi 3000GT Service Manual page 881

SERVICE BRAKES
Code Nos. 41,42,43,44,45,46,47 and 48 Solenoid valve
systems
ABS-ECU monitors solenoid valve drive circuit at all times. When solenoid is not
energized with solenoid valve turned ON by ABS-ECU or when it is kept energized
with solenoid valve turned OFF by ABS-ECU, solenoid coil is judged to be open-
or short-circuited or harness is judged to be broken or shorted and output is provided.
Check solenoid valve.
(Refer to P.35-112.)
-I
make measurements on har-
ness side
terminals
OK: Continuity
ABS-ECU side
HU side
OK
Check trouble symptoms.
Replace HU.
UG
Replace ABS-ECU.
HU defective
l
Harness, connector defective
l
* ABS-ECU defective
NG
N G
ABS-ECU, and repair if necessary.
1