DESCRIPTION
The skid control ECU (master cylinder solenoid)*1 or skid control ECU (brake actuator assembly)*2 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 |
Trouble Area |
MIL |
|---|---|---|---|---|
|
P163081 |
Communication Error from VSC to ECM Invalid Serial Data Received |
While the vehicle speed is 36 km/h (22 mph) or more and the dynamic radar cruise control system is operating, communication data from the skid control ECU (master cylinder solenoid)*1 or skid control ECU (brake actuator assembly)*2 is logically inconsistent for approximately 0.5 second or more. |
|
Does not come on |
CAUTION / NOTICE / HINT
NOTICE:
Click here
w/o Smart Key System: Click here
w/ Smart Key System: Click here
PROCEDURE
|
1. |
CHECK FOR DTCs (VEHICLE STABILITY CONTROL SYSTEM) |
(a) Check for DTCs.
for Hydraulic Brake Booster: Click here
for Vacuum Brake Booster: Click here
|
Result |
Proceed to |
|---|---|
|
DTCs are not output |
A |
|
DTCs are output (for Hydraulic Brake Booster) |
B |
|
DTCs are output (for Vacuum Brake Booster) |
C |
| B | |
GO TO VEHICLE STABILITY CONTROL SYSTEM |
| C | |
GO TO VEHICLE STABILITY CONTROL SYSTEM |
|
|
2. |
CHECK FOR DTCs (CRUISE CONTROL SYSTEM) |
(a) Clear the DTCs.
Click here
(b) Perform the following procedure.
HINT:
If the following procedure is not performed, the previously output DTC cannot be detected.
(c) Check for DTCs.
Click here
|
Result |
Proceed to |
|---|---|
|
DTC P163081 is not output |
A |
|
DTC P163081 is output |
B |
| A | |
USE SIMULATION METHOD TO CHECK |
| B | |
REPLACE ECM |
Cruise Control Input Processor (P160700)
Brake Switch "A" Signal Compare Failure (P057162)Yaw Rate Sensor Malfunction (C1436)
DESCRIPTION
The skid control ECU (master cylinder solenoid) receives signals from the yaw
rate and acceleration (airbag sensor assembly) via the CAN communication system.
The airbag sensor assembly has a built-in yaw rate and acceleration sensor and
detects the vehicle's condition using 2 ...
Certification ECU Vehicle Information Reading/Writing Process Malfunction (B15F7)
DESCRIPTION
This DTC is stored when items controlled by the certification ECU (smart key
ECU assembly) cannot be customized via the navigation system vehicle customization
screen.
HINT:
The certification ECU (smart key ECU assembly) controls the smart key system
related items that are custo ...
Disassembly
DISASSEMBLY
PROCEDURE
1. FIX VANE PUMP
(a) Using SST, fix the vane pump assembly in a vise.
SST: 09630-00014
09631-00132
NOTICE:
When using a vise, do not overtighten it.
2. REMOVE VANE PUMP OIL RESERVOIR SUB-ASSEMBLY
(a) Remove the 3 bolts and vane pump oil reservoir.
(b) Remove the O-r ...