Lexus LX - Page 370

Connection Condition Condition
E26-3 (IGE) -
E26-1 (GND)
Engine
switch on
(IG)
Steering
lock
motor
operating
Below 1 V
E26-3 (IGE) -
E26-1 (GND)
Engine
switch on
(IG)
Steering
lock
motor
not
operating
11 to 14 V
HINT:
When the steering lock is activated and the engine switch is turned on (IG),
the steering lock motor activates to release the steering lock. The motor operation occurs for 2 to 15 seconds.
NG Go to step 3
OK
REPLACE STEERING LOCK ACTUATOR ASSEMBLY (STEERING LOCK ECU) ( Click here)
3.CHECK HARNESS AND CONNECTOR (STEERING LOCK ECU - MAIN BODY ECU AND BODY GROUND)
a. Disconnect the E26 steering lock ECU connector.
b. Disconnect the E1 main body ECU connector.
c. Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection Condition
Specified
Condition
E26-3 (IGE) - E1-
19 (SLR+)
Always Below 1 Ω
E26-1 (GND) -
Body ground
Always Below 1 Ω
E26-3 (IGE) or E1-
19 (SLR+) - Body
ground
Always 10 kΩ or higher
NG REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
REPLACE MAIN BODY ECU