DESCRIPTION
When the brake pedal is depressed, stop light switch assembly sends a signal to the ECM. Upon receiving the signal, the ECM cancels the cruise control system.
DTC Code |
DTC Detection Condition |
Trouble Area |
MIL |
Note |
---|---|---|---|---|
P057162 |
|
|
Does not come on |
SAE: P0571 |
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following procedure.
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (STOP LIGHT SWITCH ASSEMBLY - BATTERY) |
(a) Disconnect the stop light switch assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
S10-2 - Body ground |
Always |
11 to 14 V |
S10-4 - Body ground |
Ignition switch on |
11 to 14 V |
Ignition switch off |
Below 1 V |
*a |
Front view of wire harness connector (to Stop Light Switch Assembly) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
CHECK HARNESS AND CONNECTOR (STOP LIGHT SWITCH INPUT CIRCUIT) |
(a) Disconnect the ECM connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E13-15 (ST1-) - Body ground |
Ignition switch on, brake pedal released |
7.5 to 14 V |
Ignition switch on, brake pedal depressed |
Below 1.5 V |
|
E14-10 (STP) - Body ground |
Brake pedal released |
Below 1.5 V |
Brake pedal depressed |
7.5 to 14 V |
*a |
Front view of wire harness connector (to ECM) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
INSPECT STOP LIGHT SWITCH ASSEMBLY |
(a) Inspect the stop light switch assembly (See page INSPECT STOP LIGHT SWITCH ASSEMBLY ).
(b) Clear the DTCs (See page ).
(c) Check for DTCs (See page ).
OK:
DTC P057162 is not output
OK | ![]() |
REPLACE STOP LIGHT SWITCH ASSEMBLY |
NG | ![]() |
REPLACE ECM |
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK DRIVER SIDE JUNCTION BLOCK AND MAIN BODY ECU (MULTIPLEX NETWORK BODY
ECU)
(a) Disconnect the MB main body ECU (multiplex network body ECU) connectors.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on ...
Ignition Coil And Spark Plug
Components
COMPONENTS
ILLUSTRATION
Installation
INSTALLATION
PROCEDURE
1. INSTALL SPARK PLUG
HINT:
Perform "Inspection After Repairs" after replacing the spark plug (See page
).
(a) Install the 6 spark plugs.
Torque:
18 N·m {184 kgf·cm, 13 ft·lbf}
2. INSTALL IGNITIO ...
Engine Control System Malfunction (C1201)
DESCRIPTION
If a malfunction in the engine control system is detected, VSC and TRAC operations
are prohibited by the fail-safe function.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1201
Engine Control System ...