DIAGNOSTIC TROUBLE CODE CHART
If a trouble code is indicated while checking DTCs, inspect the circuit listed for that code in the table below, and proceed to the applicable page.
Cruise Control System|
DTC Code |
Detection Item |
MIL |
See page |
|---|---|---|---|
|
P057113 |
Brake Switch "A" Circuit Open |
Does not come on |
|
|
P057162 |
Brake Switch "A" Signal Compare Failure |
Does not come on |
|
|
P057504 |
Cruise Control System Internal Failure |
Does not come on |
|
|
P057549 |
Cruise Control Internal Electronic Failure |
Does not come on |
|
|
P157800 |
Brake System |
Does not come on |
|
|
P160700 |
Cruise Control Input Processor |
Comes on |
|
|
U012287 |
Lost Communication with Vehicle Dynamics Control Module Missing Message |
Does not come on |
|
Data List / Active Test
Dtc Check / ClearCommunication Error from VSC to ECM (P1630)
DESCRIPTION
The skid control ECU (brake actuator assembly) sends signals such as cruise control
cancel signals and brake demand response signals to the ECM when the dynamic radar
cruise control system is operating.
DTC No.
Detection Item
DTC Detection Condition ...
Open Circuit in IG1/IG2 Power Source Circuit (C1242)
DESCRIPTION
If there is a problem with the skid control ECU (master cylinder solenoid) power
supply circuit, the skid control ECU outputs the DTC and prohibits operation under
the fail safe function.
If the voltage supplied to terminal IG1 and/or IG2 is not within the DTC detection
threshold ...
Confirm Cellular Phone Functionality
PROCEDURE
1.
CHECK CUSTOMER'S CELLULAR PHONE COMPATIBILITY
(a) Check if the cellular phone is compatible (Refer to http://www.toyota.com/entune/).
Result
Result
Proceed to
Cellular phone is compatible
A
...