Mitsubishi Lancer Evolution-VII Workshop Manual page 1128

27B-10
Diagnosis Diagnosis items
code No.
61 Stop lamp switch system
62 ACD mode changeover switch
63 Parking brake switch system
65 ABS monitor system
71 Proportioning valve <AYC> system
72 Directional control valve (right) system
73 Directional control valve (left) system
74 Proportioning valve <ACD> system
81 Electric pump relay system
82
84 AYC control error
85 ACD control error
NOTE
Code No.84 is not a code number output due to malfunction, but a code number output when control
for the 4WD-ECU to protect the AYC is stopped in excessive driving. AYC control can be recovered
by turning the ignition switch ON to OFF to ON.
REAR AXLE -
Troubleshooting <AYC>
open-circuit
stuck
short-circuit or not re-
turned
open-circuit or defective
ABS
open- or short-circuit
open- or short-circuit
open- or short-circuit
open- or short-circuit
open- or short-circuit
electric pump malfunction
or pressure sensor defect
Reference page
Refer to
GROUP 22. GROUP 22
27B-11
27B-12
27B-13
Refer to
GROUP 22. GROUP 22
–
Refer to
GROUP 22.