Basic inspectionBrake precautions
The brake system has two separate hydraulic
circuits. If one circuit malfunctions, you will still
have braking at two wheels.
Vacuum assisted brakes
The brake booster aids braking by using engine
vacuum. If the engine stops, you can stop the
vehicle by depressing the brake pedal. However,
gre ...
Unit removal and installation
EPS CONTROL UNIT
Removal and Ins
REMOVAL
Disconnect negative battery terminal. Refer to PG-67, "Removal and
Installation (Battery)".
Remove audio display unit. Refer to AV-73, "Removal and
Installation" (BASE AUDIO), AV-161, "Removaland Installation" (BOSE
W/MONOCHROME DISPLAY), A ...
P0603 ECM power supply
Description
Battery voltage is supplied to the ECM even when the ignition switch
is turned OFF for the ECM memory function of the DTC memory, the
air-fuel ratio feedback compensation value memory, the idle air volume
learning value memory, etc.
DTC Logic
DTC DETECTION LOGIC
DTC CON ...