DESCRIPTION
This circuit supplies power source voltage from the battery to terminal B of the steering lock ECU (steering lock actuator assembly). This is used as power source for the CPU, motor, communication, and peripheral circuits.
WIRING DIAGRAM
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (STEERING LOCK ECU - BODY GROUND) |
(a) Disconnect the D17 connector from the steering lock ECU (steering lock actuator assembly). |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D17-1 (GND) - Body ground |
Always |
Below 1 Ω |
*1 |
Front view of wire harness connector (to Steering lock ECU (Steering lock actuator assembly)) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
CHECK HARNESS AND CONNECTOR (STEERING LOCK ECU - BATTERY) |
(a) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (STEERING LOCK ECU - BATTERY) |
Installation
INSTALLATION
PROCEDURE
1. INSTALL FUEL PRESSURE REGULATOR ASSEMBLY
(a) Apply a light coat of gasoline to 2 new O-rings, and install them
onto the fuel pressure regulator.
Text in Illustration
*1
New O-r ...
Vehicle Speed Sensor "A" (P0500)
DESCRIPTION
The speed sensor detects the wheel speed and sends the appropriate signals to
the skid control ECU.
The skid control ECU converts these wheel speed signals into a 4-pulse signal
and outputs it to the ECM via the combination meter. The ECM det ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...