LAN SYSTEM (DIAGNOSTICS) > General Diagnostic Table
Read the DTC or inspect and diagnose the following data in the current data display using Subaru Select Monitor.
|
Item |
Operation |
Specifications |
Note | |
|
YES |
NO | |||
|
Diagnostic code |
DTC is not displayed when inspecting all DTCs. |
DTC is not displayed. |
Perform the diagnosis according to DTC. |
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|
Engine coolant temperature |
Check the current data display of ECM, TCM and body integrated unit. Three data value are the same. |
Same values |
Inspect LAN system. |
If engine coolant temperature sensor is not OK, inspect the sensor circuit. |
|
R defogger SW |
It turns to ON when pressing switch. (Low-speed CAN is OK) |
Turns to ON. |
Inspect rear defogger switch. |
Rear defogger switch is connected with Low-speed CAN. |
|
R defogger output |
When switch input, it is output. |
Output |
Replace the body integrated unit. |
If not operating with output, check the rear defogger relay. |
|
Door lock actuator |
When locked with door lock switch, it is output. |
Output |
Replace the body integrated unit. |
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|
Item |
Operation |
Specifications |
Note | |
|
YES |
NO | |||
|
Illumination VR power supply |
Operate the illumination volume, illumination light is controlled according to the change of voltage on data display. |
Illumination light is controlled with changing of data. |
Inspect the illumination volume. |
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|
Fuel level resistance |
Check the fuel level resistance and fuel level resistance 2. Both resistances are same. |
Same values |
Inspect the body integrated unit. |
Compare the input and output values of body integrated unit. |
|
R wiper SW input |
When rear wiper SW to ON, data display turns to ON. |
Turns to ON. |
Inspect the rear wiper switch. |
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|
R wiper output |
When rear wiper switch to ON, output signal turns to ON. |
Turns to ON. |
Replace the body integrated unit. |
If not operate with output turned to ON, check the rear wiper motor. |
|
Keyless Entry |
Keyless entry LOCK/UNLOCK the doors. |
Operate |
Inspect the keyless antenna. |
If the antenna is OK, replace the body integrated unit. |
|
Brake Switch |
When brake pedal is depressed, it turns to ON. |
Turns to ON. |
Inspect the brake switch. |
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|
Shift lock solenoid |
The shift lock releases when depressing the brake pedal. |
Released |
Inspect the shift lock. |
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|
Door lock SW |
When locked with door lock switch, it turns to ON. |
Turns to ON. |
Inspect door lock switch. |
The door lock switch is connected to the body integrated unit. |
|
Body integrated unit registration (function setting) |
Does Vehicle equipment correspond to setting values? |
Correspondence |
Reconfigure the values according to vehicle equipment. |
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|
Unit customize |
When changing customize setting, the registration completes correctly. |
Registered |
Inspect the body integrated unit. |
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|
Manual mode |
Switch the shift (UP/DOWN) on Manual mode. Indicator is changed in 1 — 2. |
Change |
Inspect the shift lever. |
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|
Function check |
Each check item operate correctly. (Except for not equipped) |
Operate |
Inspect for nonfunctional actuator. |
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