General Diagnostic Table: Inspection

WARNING: This page is about a different car, the 2012 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

DIAGNOSTIC CHART

Item	Operation	Specifications		Note
Item	Operation	YES	NO	Note
Diagnostic code	DTC is not displayed when inspecting all DTCs.	System is normal.	Perform the diagnosis according to DTC.	-
Engine coolant temperature	Engine coolant temperature gauge displays correctly without engine coolant temperature warning light illuminating/blinking.	System is normal.	Refer to the following to check. ENGINE COOLING SYSTEM - (H4DO) article or ENGINE COOLING SYSTEM - COOLING (H4DOTC) article LAN SYSTEM	If three data values are different when display the current data of ECM, TCM and body integrated unit, it is possible that driving system CAN is malfunction.
Remaining fuel level	Fuel gauge displays correctly without low fuel warning light remaining illuminated.	System is normal.	Refer to the following to check. Refer to COMBINATION METER LAN SYSTEM	If the values of "Fuel level resistance" and "Fuel level resistance 2" are different when display the current data of body integrated unit, it is possible that body integrated unit is malfunction.
ATF temperature warning light	ATF temperature warning light is free from illuminating/blinking.	System is normal.	Refer to the following to check. AUTOMATIC TRANSMISSION - 4AT article. Refer to AT SHIFT LOCK CONTROL SYSTEM LAN SYSTEM	Warning light also blinks when DTC: B1106 occurs.
EBD warning light ABS warning light VDC warning light Hill start assist warning light	EBD warning light/ABS warning light A/DC warning light/Hill start assist warning light are free from ON/OFF all the time.	System is normal.	Refer to the following to check. Refer to AIRBAG SYSTEM (DIAGNOSTICS) article Refer to ANTI-LOCK BRAKE SYSTEM - VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS) article Refer to PARKING BRAKE SYSTEM article Refer to COMBINATION METER LAN SYSTEM	-
Shift position	Meter display of shift position is correct. Shift position changes when switch the shift (up/down) on manual mode.	System is normal.	Refer to the following to check. Refer to AUTOMATIC TRANSMISSION - 4AT article Refer to COMBINATION METER LAN SYSTEM	-
Clearance light Low beam High beam	Clearance light/low beam/high beam illuminate correctly by switch operation. Indicator meter illuminates when clearance light/high beam are illuminating.	System is normal.	Refer to the following to check. Refer to LIGHTING SYSTEM article Refer to COMBINATION METER LAN SYSTEM	-
Fog light	Fog light illuminates correctly by switch operation. Indicator meter illuminates when each fog light is illuminating.	System is normal.	Refer to the following to check. Refer to LIGHTING SYSTEM article Refer to COMBINATION METER article LAN SYSTEM	-
DRL	DRL operates correctly.	System is normal.	Refer to the following to check. Refer to LIGHTING SYSTEM article LAN SYSTEM	-
Key interlock	Key cannot be removed in other than P range. Key can be removed in P range.	System is normal.	Refer to the following to check. Refer to AT SHIFT LOCK CONTROL SYSTEM LAN SYSTEM	-
Shift lock	Shift operation is normal.	System is normal.	Refer to the following to check. Refer to AT SHIFT LOCK CONTROL SYSTEM Refer to COMBINATION METER LAN SYSTEM	-
Key warning switch alarm	Alarm sounds when driver's door is open with the key removed.	System is normal.	Refer to the following to check. Refer to COMBINATION METER LAN SYSTEM	-
Seat belt warning alarm	Indicator meter illuminate and alarm sounds when driver's seat belt is not worn. Indicator clock illuminates. When passenger's seat is occupied without passenger's seat belt worn. Alarm sounds when vehicle speed is approx. 15 km/h without seat belt fastened.	System is normal.	Refer to the following to check. Refer to SEAT BELT SYSTEM article Refer to COMBINATION METER LAN SYSTEM	-
Rear window defogger	Rear window defogger operates by operating the switch. Indicator switch illuminates when rear window defogger is operating.	System is normal.	Refer to the following to check. Refer to REAR WINDOW DEFOGGER SYSTEM Refer to AUTO A/C CONTROL MODULE I/O SIGNAL	-
Wiper deicer	Wiper deicer operates by operating the switch. (When the outside temperature is 5°C or higher, press the switch for three seconds or more to operate forcibly, otherwise the wiper deicer operation will be cancelled.)	System is normal.	Refer to the following to check. Refer to WIPER DEICER SYSTEM Refer to AUTO A/C CONTROL MODULE I/O SIGNAL	-
Rear wiper	Rear wiper operates by operating the switch.	System is normal.	Refer to the following to check. Refer to WIPER SYSTEM & WASHER SYSTEM article	Vehicle speed response time varies depending on the condition of customization of the body integrated unit "Sedan/Wagon Setting".
Door lock	Lock/unlock operates by operating the central door lock switch. Rear gate opens by operating the rear gate opener button.	System is normal.	Refer to the following to check. Refer to ANTI-THEFT SYSTEM - SECURITY AND LOCKS article LAN SYSTEM	Rear gate cannot open by operating the rear gate opener button when customization of the body integrated unit "Sedan/Wagon Setting" is set to "Sedan".
Keyless entry	Lock/unlock operates by operating the keyless transmitter. Trunk/rear gate unlocks by operating the trunk opener button and rear gate lock/unlock button.	System is normal.	Refer to the following to check. Refer to ANTI-THEFT SYSTEM - SECURITY AND LOCKS article LAN SYSTEM	Rear gate swung to open by operating the trunk/rear gate unlock button when customization of the body integrated unit "Sedan/Wagon Setting" is set to "Sedan".
Hazard lights	Answer back operates by operating lock/unlock with the keyless entry.	System is normal.	Refer to the following to check. Refer to ANTI-THEFT SYSTEM - SECURITY AND LOCKS article LAN SYSTEM	-
Room light	ON/OFF according to the door open/close operation, the lock/unlock operation with the keyless entry, and the ignition operation.	System is normal.	Refer to the following to check. Refer to ROOM LIGHT SYSTEM Refer to ANTI-THEFT SYSTEM - SECURITY AND LOCKS article LAN SYSTEM	-
Map light	ON/OFF according to the door open/close operation except rear gate, the lock/unlock operation with the keyless entry, and the ignition operation.	System is normal.	Refer to the following to check. Refer to SPOT MAP LIGHT Refer to ANTI-THEFT SYSTEM - SECURITY AND LOCKS article LAN SYSTEM	-
Key illumination	ON/OFF according to the driver's door open/close operation, the lock/unlock operation with the keyless entry, and the ignition operation.	System is normal.	Refer to the following to check. Refer to ENGINE IGNITION SYSTEM - IGNITION (H4DOTC) article Refer to ANTI-THEFT SYSTEM - SECURITY AND LOCKS article LAN SYSTEM	Key illumination blinks when customization of the body integrated unit "Factory initial setting" is set to "Factory" for models with keyless entry.
Illumination control	Illumination volume control is available.	System is normal.	Refer to the following to check. Refer to COMBINATION METER LAN SYSTEM	Lighting adjustment is not possible when customization of the body integrated unit "Illumination Control On/Off" is set to "Off".
Engine start	Engine starts normally.	System is normal.	Refer to the following to check. Refer to ENGINE CONTROLS - ENGINE (DIAGNOSTICS) (H4DO) article or ENGINE CONTROLS - ENGINE (DIAGNOSTICS) (H4DOTC) article. Refer to ANTI-THEFT SYSTEM - IMMOBILIZER (DIAGNOSTICS) article LAN SYSTEM	-
Vehicle security	When locked by the keyless entry, security monitor condition starts. When unlocked by the keyless entry, security is released.	System is normal.	Refer to the following to check. Refer to ANTI-THEFT SYSTEM - SECURITY AND LOCKS article. LAN SYSTEM	When the "Impact sensor" setup is set to "ON" without connecting the impact sensor (dealer option), the alarm operates as soon as security monitor condition occurs.