6C-43 Power Assisted Steering System:
3 1) Connect the ECM coupler.
2) Start the engine.
3) Measure the voltage between W wire “A” and ground.
Special tool
(A): 09900–25008 (Multi circuit tester set)
Tester knob indication
Voltage ( )
Engine speed signal voltage
It changes between 0 – 12 V
Is voltage OK?
Replace the EPS
control unit with a new
one. Refer to “EPS
Control Unit Removal
and Installation (LT-
A750XP/ZK9)
(Page 6C-48)”.
Replace the ECM with a
new one. Refer to “EPS
Control Unit Removal
and Installation (LT-
A750XP/ZK9)
(Page 6C-48)”.
Step Action Yes No
“A”
(A)
I931G3630035-01
To Next Page
Loading...
