Toyota 4Runner: ABS Warning Light does not Come ON
DESCRIPTION
Refer to ABS Warning Light Remains ON (See page
.gif)
).
WIRING DIAGRAM
Refer to ABS Warning Light Remains ON (See page
).
CAUTION / NOTICE / HINT
NOTICE:
When replacing the master cylinder solenoid, perform calibration (See page
).
PROCEDURE
|
1. |
INSPECT ABS WARNING LIGHT |
(a) Disconnect the A6 skid control ECU connector.
(b) Turn the ignition switch to ON.
(c) Check that the ABS warning light comes on.
OK:
ABS warning light comes on.
| OK | .gif) |
REPLACE MASTER CYLINDER SOLENOID |
|
.gif)
|
2. |
CHECK CAN COMMUNICATION LINE |
(a) Turn the ignition switch off.
(b) Connect the A6 skid control ECU connector.
(c) Connect the Techstream to the DLC3.
(d) Turn the ignition switch to ON.
(e) Turn the Techstream on.
(f) Select CAN Bus Check from the System Selection Menu screen and follow the
prompts on the screen to inspect the CAN bus (See page
).
OK:
CAN Bus Check indicates no malfunctions in CAN communication.
| NG | |
GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
|
|
3. |
READ VALUE USING TECHSTREAM (ABS WARNING LIGHT) |
| A | |
REPLACE MASTER CYLINDER SOLENOID |
| B | |
GO TO METER / GAUGE SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
ABS Warning Light Remains ON
DESCRIPTION
If any of the following is detected, the ABS warning light remains on.
The skid control ECU connectors are disconnected from the skid control
ECU.
There is a malfunction i ...
Crawl Indicator Light Remains ON
DESCRIPTION
Refer to Crawl Indicator Light does not Come ON (See page
).
WIRING DIAGRAM
Refer to Crawl Indicator Light does not Come ON (See page
).
CAUTION / NOTICE / HINT
NOTICE:
When repl ...
Other materials about Toyota 4Runner:
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE HOOD TO RADIATOR SUPPORT SEAL
(a) Using a clip remover, remove the 7 clips and hood to radiator support
seal.
NOTICE:
If the clips are damaged or fall off, replace them with new clips.
...
Power Supply Drive Circuit (C1257)
DESCRIPTION
The motor relay (semiconductor relay) is built into the master cylinder solenoid
and drives the pump motor based on a signal from the skid control ECU.
DTC Code
DTC Detection Condition
Trouble Area
...
0.0228