After taking the specified steps to correct the suspected problem, check that the warning light turns off.



Have the vehicle inspected immediately.
Follow the correction procedures. (smart key system)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 ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
If a trouble code is stored during the DTC check, inspect the trouble areas listed
for that code. For details of the code, refer to the "See page" below.
Main Body
DTC Code
Detection Ite ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT REAR NO. 3 SPEAKER ASSEMBLY (for 13 Speakers)
(a) With the speaker installed, check that there is no looseness or other abnormalities.
(b) Check that there is no foreign matter in the speaker, no tears on the speaker
cone ...