Table of Contents
Advertisement
4-3 [T4CO]
STEERING SYSTEM
C: TROUBLE CODE "1" - SHORTED SOLENOID
Diagnosis
Faulty solenoid and wiring
Faulty ECU
Symptom
" Steering wheel is too easy to turn (or does not be-
come firm as vehicle speed increases).
Warning lamp illuminates.
Not OK
0,1
1 .
Check solenoid unit .
Replace power steering assembly or valve.
it OK
Not OK
2 .
Check harness between ECU and solenoid.
61 Repair or replace harness .
OK
3 .
Check harness between power supply and sole-
Not OK
noid .
Repair or replace harness .
OK
Not OK
Check ECU connector terminals for poor contact .
Repair ECU connector terminals.
OK
Replace ECU .
ECU(Electronically
controlled power
steering)
12V
817
B53
Y
CPU
rW
B53
B17
123
. 678
1 2
910111213141516
C4-574
Fig. 188
92
Advertisement
Table of Contents
Troubleshooting
