Toyota 4Runner: Acceleration Sensor Circuit Malfunction (C1887/87)
DESCRIPTION
The stabilizer control ECU receives forward, backward and lateral acceleration information from the yaw rate and acceleration sensor via CAN communication.
|
DTC Code |
DTC Detection Condition |
Trouble Area |
|---|---|---|
|
C1887/87 |
The stabilizer control ECU receives an error signal from the yaw rate sensor for 1 second. |
|
CAUTION / NOTICE / HINT
HINT:
If DTC U0124/71 and C1887/87 are output at the same time, perform the inspection
necessary for the CAN communication system first (See page
.gif)
).
PROCEDURE
|
1. |
CHECK DTC (VEHICLE STABILITY CONTROL SYSTEM) |
(a) Check for yaw rate and acceleration sensor malfunction DTCs (See page
).
Result
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B | .gif) |
GO TO VEHICLE STABILITY CONTROL SYSTEM (DIAGNOSTIC TROUBLE CODE CHART) |
|
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|
2. |
CHECK DTC |
(a) Clear the DTCs (See page ).
(b) Perform a road test.
(c) Check for DTCs (See page ).
Result
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| A | |
USE SIMULATION METHOD TO CHECK |
| B | |
REPLACE STABILIZER CONTROL ECU |
Steering Angle Sensor Circuit Malfunction (C1884/84)
DESCRIPTION
The stabilizer control ECU receives steering angle information from the steering
angle sensor via CAN communication.
DTC Code
DTC Detection Condition
T ...
Zero Point Calibration of Acceleration Sensor Undone (C1879/79)
DESCRIPTION
The stabilizer control ECU receives the yaw rate and acceleration sensor zero
point information from the skid control ECU via CAN communication.
DTC Code
DTC Dete ...
Other materials about Toyota 4Runner:
Operation Check
OPERATION CHECK
NOTICE:
Perform initialization before performing the operation check.
1. CHECK AUTO OPERATION
HINT:
When pressing the switch for 0.3 seconds or less, the roof glass moves but auto
operation does not operate.
(a) Turn the ignition switch ...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE FRONT UNIVERSAL JOINT SPIDER BEARING
HINT:
Use the same procedure for all front propeller shaft universal joint spider bearing.
(a) Place matchmarks on the flange yoke and sleeve yoke.
Text in Illustration
...
0.0196