DESCRIPTION
This DTC is output when the VSC system has a problem. Check the VSC system when this DTC is output.
DTC No. |
DTC Detection Condition |
Trouble Area |
MIL |
Note |
---|---|---|---|---|
P157800 |
|
|
Does not come on |
SAE: P1578 |
CAUTION / NOTICE / HINT
HINT:
When this DTC is output, confirm that the vehicle stability control system is normal since it may be malfunctioning.
for Hydraulic Brake Booster: See page
for Vacuum Brake Booster: See page
PROCEDURE
1. |
CHECK FOR DTC (ABS/VSC/TRAC) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch on.
(c) Turn the Techstream on.
(d) Enter the following menus: Chassis / ABS/VSC/TRAC / Trouble Codes.
(e) Check for DTCs (See page ).
OK:
Vehicle stability control system DTCs are not output
Result
Result |
Proceed to |
---|---|
OK |
A |
NG (for Hydraulic Brake Booster) |
B |
NG (for Vacuum Brake Booster) |
C |
B |
GO TO VEHICLE STABILITY CONTROL SYSTEM |
C |
GO TO VEHICLE STABILITY CONTROL SYSTEM |
|
2. |
CHECK FOR DTC (DTC P157800) |
(a) Clear the DTCs (See page ).
(b) Perform the following to make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the malfunction cannot be detected.
(1) Drive the vehicle at a speed for which cruise control operation is possible.
(2) Turn the cruise control system on using the cruise control main switch (ON/OFF).
(3) Push the cruise control main switch to -SET to begin control of vehicle speed using the cruise control system.
(c) Turn the Techstream on.
(d) Perform the following to make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the malfunction cannot be detected.
(1) Drive the vehicle at a speed for which cruise control operation is possible.
(2) Turn the cruise control system on using the cruise control main switch (ON/OFF).
(3) Push the cruise control main switch to -/SET to begin control of vehicle speed by the cruise control system.
(e) Check the DTCs (See page ).
OK:
DTC P157800 is not output
OK |
USE SIMULATION METHOD TO CHECK |
NG |
REPLACE ECM |
Reassembly
REASSEMBLY
CAUTION / NOTICE / HINT
CAUTION:
Wear protective gloves. Sharp areas on the parts may injure your hands.
PROCEDURE
1. INSTALL SEPARATE TYPE REAR SEATBACK COVER
(a) Using hog ring pliers, install the separate type rear seatback cover
with 2 new hog rings.
Text in Il ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY
(a) for Double Cab
(1) Disconnect the P18 power window regulator master switch assembly connector.
(2) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on the wi ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL REAR ENGINE OIL SEAL
(a) Apply MP grease to the lip of a new rear engine oil seal.
NOTICE:
Keep the lip free of foreign matter.
(b) Using SST, tap in a new rear engine oil seal until its surface is
flush with the rear engine oil seal retainer ed ...