Toyota Tacoma 2015-2018 Service Manual: Acceleration Sensor Malfunction (C1420)
DESCRIPTION
Refer to DTCs C1419 and C1435 (See page .gif)
).
|
DTC Code |
DTC Detection Condition |
Trouble Area |
|---|---|---|
|
C1420 |
After the difference between GL1 and GL2 becomes 0.6 G or more with the vehicle stationary, the difference remains 0.4 G or more for 60 seconds or more. |
|
WIRING DIAGRAM
Refer to DTCs C1232, C1243 and C1245 (See page
).
CAUTION / NOTICE / HINT
NOTICE:
When replacing the yaw rate and acceleration sensor (airbag sensor assembly),
perform calibration (See page
).
PROCEDURE
|
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Check for DTCs (See page
).
|
Result |
Proceed to |
|---|---|
|
CAN DTC is not output |
A |
|
CAN DTC is output |
B |
| B | .gif) |
GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
|
.gif)
|
2. |
CHECK AIRBAG SENSOR ASSEMBLY INSTALLATION |
(a) Check that the yaw rate and acceleration sensor (airbag sensor assembly)
is installed properly (See page
).
OK:
The sensor is tightened to the specified torque.
The sensor is not installed at an angle.
| OK | |
REPLACE AIRBAG SENSOR ASSEMBLY |
| NG | |
INSTALL AIRBAG SENSOR ASSEMBLY CORRECTLY |
Acceleration Sensor Internal Circuit (C1419,C1435)
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 assembl ...
Open in Stop Light Switch Circuit (C1425)
DESCRIPTION
The skid control ECU (master cylinder solenoid) inputs stop light switch signals
and the brake operation condition.
The skid control ECU (master cylinder solenoid) has an open detectio ...
Other materials:
Installation
INSTALLATION
PROCEDURE
1. INSTALL DIFFERENTIAL SIDE GEAR SHAFT OIL SEAL
(a) Using SST and a hammer, install a new oil seal.
SST: 09554-30011
(b) Coat the oil seal lip with MP grease.
2. INSTALL FRONT DRIVE SHAFT ASSEMBLY LH
Click here
3. INSTALL FRONT DRIVE SHAFT ASSEMBLY RH
HINT:
Use ...
Four Wheel Drive (4WD) Low Switch Circuit Range / Performance (P2772)
DESCRIPTION
This DTC is output when a malfunction in the L4 detection switch is detected.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
P2772
Four Wheel Drive (4WD) Low Switch Circuit Range / Performance
...
Steering Pad Switch Circuit
DESCRIPTION
The forward recognition camera receives a lane departure alert switch signal
from the steering pad switch assembly.
WIRING DIAGRAM
for 2TR-FE
for 2GR-FKS
CAUTION / NOTICE / HINT
NOTICE:
The vehicle is equipped with a Supplemental Restraint System (SRS) which includes
compo ...