DESCRIPTION
Refer to DTCs C1401 and C1402 (See page ).
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
C1407 C1408 |
Either condition is met:
|
|
HINT:
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (MOMENTARY INTERRUPTION) |
(a) Using the Techstream, check for any momentary interruption in the wire harness
and connector corresponding to the DTC (See page
).
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
RR Speed Open |
Rear speed sensor RH open detection/ Error or Normal |
Normal |
- |
RL Speed Open |
Rear speed sensor LH open detection/ Error or Normal |
Normal |
- |
OK:
Normal (there are no momentary interruptions).
HINT:
Perform the above inspection before removing the sensor and connector.
NG | ![]() |
GO TO STEP 4 |
|
2. |
READ VALUE USING TECHSTREAM (REAR SPEED SENSOR) |
NG | ![]() |
GO TO STEP 4 |
|
3. |
RECONFIRM DTC |
(a) Clear the DTCs (See page
).
(b) Turn the ignition switch off.
(c) Start the engine.
(d) Drive the vehicle at a speed of 40 km/h (25 mph) or more for at least 60 seconds.
(e) Check if the same DTC is output (See page
).
Result |
Proceed to |
---|---|
DTCs C1407 and C1408 are not output |
A |
DTCs C1407 and/or C1408 are output |
B |
A | ![]() |
USE SIMULATION METHOD TO CHECK |
B | ![]() |
REPLACE MASTER CYLINDER SOLENOID |
4. |
INSPECT SKID CONTROL SENSOR WIRE |
*1 |
Skid Control Sensor Wire |
- |
- |
*a |
RH |
*b |
LH |
(a) Remove the skid control sensor wire.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
RH
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S22-4 - Xa1-2 (RR+) |
Always |
Below 1 Ω |
S22-3 - Xa1-1 (RR-) |
Always |
Below 1 Ω |
S22-4 - S22-3 |
Always |
10 kΩ or higher |
S22-4 - S22-1 |
Always |
10 kΩ or higher |
S22-4 - S22-2 |
Always |
10 kΩ or higher |
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S22-2 - Xa2-2 (RL+) |
Always |
Below 1 Ω |
S22-1 - Xa2-1 (RL-) |
Always |
Below 1 Ω |
S22-2 - S22-1 |
Always |
10 kΩ or higher |
S22-2 - S22-3 |
Always |
10 kΩ or higher |
S22-2 - S22-4 |
Always |
10 kΩ or higher |
NG | ![]() |
REPLACE SKID CONTROL SENSOR WIRE |
|
5. |
CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - REAR SPEED SENSOR) |
(a) Install the skid control sensor wire.
(b) Disconnect the S1 skid control ECU (master cylinder solenoid) connector.
(c) Disconnect the Xa1 and/or Xa2 rear speed sensor connector.
(d) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
RH
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S1-5 (RR+) - Xa1-2 (RR+) |
Always |
Below 1 Ω |
S1-5 (RR+) - Body ground |
Always |
10 kΩ or higher |
S1-19 (RR-) - Xa1-1 (RR-) |
Always |
Below 1 Ω |
S1-19 (RR-) - Body ground |
Always |
10 kΩ or higher |
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S1-20 (RL+) - Xa2-2 (RL+) |
Always |
Below 1 Ω |
S1-20 (RL+) - Body ground |
Always |
10 kΩ or higher |
S1-6 (RL-) - Xa2-1 (RL-) |
Always |
Below 1 Ω |
S1-6 (RL-) - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
6. |
INSPECT SKID CONTROL ECU (RR+, RL+ TERMINAL) |
(a) Disconnect the Xa1 and/or Xa2 rear speed sensor connector.
(b) Connect the S1 skid control ECU (master cylinder solenoid) connector.
(c) Measure the voltage according to the value(s) in the table below. Standard Voltage: RH
|
|
OK | ![]() |
REPLACE REAR SPEED SENSOR |
NG | ![]() |
REPLACE MASTER CYLINDER SOLENOID |
Poor Sound Quality in All Modes (Low Volume)
PROCEDURE
1.
CHECK AUDIO SETTINGS
(a) Set "Treble", "Mid" and "Bass" to the initial values and check that sound
is normal.
OK:
Malfunction disappears.
HINT:
Sound quality adjustment measures vary according to the type of amplifie ...
Disassembly
DISASSEMBLY
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for both the LH and RH sides.
The procedure described below is for the LH side.
PROCEDURE
1. REMOVE FOG LIGHT BULB
(a) Turn the fog light bulb in the direction indicated by the arrow in
the illust ...
Washer Nozzle
Components
COMPONENTS
ILLUSTRATION
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT WASHER NOZZLE SUB-ASSEMBLY
(a) Operate the washer nozzle sub-assembly and check the position that the washer
fluid hits the windshield.
Standard:
Washer fluid hits the windshield gla ...