INSPECTION
PROCEDURE
1. INSPECT DRIVE MONITOR SWITCH
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
3 (E) - 5 (INFO) |
INFO CLOCK*1 or INFO*2 switch is pressed |
Below 1 Ω |
3 (E) - 5 (INFO) |
INFO CLOCK*1 or INFO*2 switch is released |
10 kΩ or higher |
3 (E) - 6 (SEL) |
RESET H *1 or SELECT RESET*2 switch is pressed |
Below 1 Ω |
3 (E) - 6 (SEL) |
RESET H *1 or SELECT RESET*2 switch is released |
10 kΩ or higher |
3 (E) - 7 (STUP) |
US/M M*1 or SETUP*2 switch is pressed |
Below 1 Ω |
3 (E) - 7 (STUP) |
US/M M*1 or SETUP*2 switch is released |
10 kΩ or higher |
(b) Apply battery voltage from the wire harness back side between the terminals of the switch, and check the lighting condition of the drive monitor switch.
OK:
Measurement Condition |
Condition |
Specified Condition |
---|---|---|
Battery negative (-) → 1 (ILL-) Battery positive (+) → 8 (ILL+) |
Always |
Drive monitor switch illuminates |
*1 |
Component without harness connected (Drive Monitor Switch) |
HINT:
If the result is not as specified, replace the drive monitor switch (See page
).
Operation Check
OPERATION CHECK
1. CHECK NAVIGATION SYSTEM NORMAL CONDITION
(a) If the symptom is applicable to any of the following, it is intended behavior,
and not a malfunction.
Symptom
Answer
A longer route than expected is cho ...
IG Power Supply Voltage Malfunction (C1551)
DESCRIPTION
The power steering ECU distinguishes the ignition switch status as ON or off
through the IG power source circuit.
DTC No.
DTC Detection Condition
Trouble Area
C1551
IG power source ci ...
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...