Subaru Crosstrek Service Manual: Diagnostics with phenomenon Inspection
CONTINUOUSLY VARIABLE TRANSMISSION (DIAGNOSTICS) > Diagnostics with Phenomenon
INSPECTION
Symptoms | Faulty parts |
Engine stalls when driving in “D” or “R” range, or selecting “N” > “D”, “N” > “R”. |
• Control valve
• Engine control system
While driving in “D” range, vibration occurs immediately before the stop or engine stalls.
• Control valve
• Torque converter
Vehicle cannot shift while driving in “D” range.
• Control valve
• TCM
• Shift mechanism
• Power supply system
Excessive shock when selecting “N” > “D”, and “N” > “R”.
• Control valve
• TCM
• F&R clutch pack
• ATF deterioration or lack
Excessive shock at standing start in “D” range.
• Control valve
• TCM
• F&R clutch pack
• ATF deterioration or lack
Engine speed increases abruptly during driving in “D” or “R” range.
• Control valve
• Secondary pressure sensor
• F&R clutch pack
• ATF deterioration or lack
Vehicle can not start when depressing the accelerator pedal in “D” or “R” range, or acceleration is very poor. (without abrupt engine increase)
• Control valve
• F&R clutch pack
• Shift mechanism
• Parking mechanism
• Engine control system
• Power supply system
Shift indicator in combination meter displays the position which differs from select lever position.
• Inhibitor switch
• Select cable related
• Combination meter
Manual mode enters even though the select lever and paddle shift switch is not operated.
• Manual mode switch
• Paddle shift switch
• Select lever
• TCM
Engine speed increases abruptly in “D” or “R” range, vehicle can not start.
• F&R clutch pack
• Select cable related
Manual mode can not be set
• Select lever
• TCM
Diagnostic procedure without diagnostic trouble code (dtc) Check shift indicator
CONTINUOUSLY VARIABLE TRANSMISSION (DIAGNOSTICS) > Diagnostic Procedure without Diagnostic Trouble Code (DTC)CHECK SHIFT INDICATORDiagnosis:• CAN communication is abnormal with the combinatio ...
Drive cycle Procedure
CONTINUOUSLY VARIABLE TRANSMISSION (DIAGNOSTICS) > Drive CyclePROCEDUREIt is possible to complete diagnosis of the DTC by performing the indicated drive cycle. After the repair for the DTC, perform ...
Other materials:
Before using aha application
In order to use the aha application on this
system, the application must be installed
on the smartphone.
Settings required to use aha
application
Search and download the aha application
from your smartphone app store.
iPhone and iPod touch: Apple App
Store via iTunes
Android device ...
Dtc b1807 short in passenger s airbag (to ground)
AIRBAG SYSTEM (DIAGNOSTICS) > Diagnostic Chart with Trouble CodeDTC B1807 SHORT IN PASSENGER’S AIRBAG (TO GROUND)Diagnosis start condition:Ignition voltage is 10 V to 16 V.DTC detecting condition:• Airbag main harness circuit is shorted to ground.• Airbag module harness (passeng ...
Driver Monitoring System
The Driver Monitoring System, known in some markets as DriverFocus, is an advanced
safety and personalization feature integrated into the Subaru Ascent. This intelligent
system continuously observes the driver’s behavior to detect signs of distraction
or reduced attention, while also identif ...
