Subaru Crosstrek Service Manual: Inspection

DIAGNOSIS:

• CAN communication is lost with the combination meter.

• Combination meter malfunction

• TCM is in AWD special control mode.

• When the ignition switch is turned to ON, the AWD light does not illuminate.

• AWD light remains lit after engine start.

• AWD light is blinking immediately after engine start.

1.CHECK TCM.

Check the DTC relating the TCM using the Subaru Select Monitor.

Is DTC U0155 or U0423 displayed?

Perform the self-diagnosis of combination meter.

AWD Warning Light Display > INSPECTION">Go to Step 2.

2.CHECK TCM.

Check the DTC relating the TCM using the Subaru Select Monitor.

Are DTCs other than U0155 and U0423 displayed?

Perform the diagnosis according to DTC.

AWD Warning Light Display > INSPECTION">Go to Step 3.

3.CHECK COMBINATION METER.

Check the DTC of combination meter.

Is DTC displayed?

Perform the diagnosis according to DTC.

Diagnostic Procedure without Diagnostic Trouble Code (DTC) > CHECK SHIFT INDICATOR">

4.CHECK AWD LIGHT.

Turn the ignition switch to ON.

Does AWD light illuminate and then go off in 2 seconds?

AWD Warning Light Display > INSPECTION">Go to Step 5.

Perform the self-diagnosis of combination meter. Combination Meter System > OPERATION">

5.CHECK AWD LIGHT.

Start the engine.

Does the AWD light go off?

Current condition is normal. Go back to Basic Diagnostic Procedure. Basic Diagnostic Procedure">

AWD Warning Light Display > INSPECTION">Go to Step 6.

6.CHECK DTC.

Read the DTC relating the TCM using the Subaru Select Monitor.

Is DTC displayed?

Perform the diagnosis according to DTC.

AWD Warning Light Display > INSPECTION">Go to Step 7.

7.CHECK AWD LIGHT.

Check the display of AWD light after engine start.

Is AWD light illuminating?

AWD Warning Light Display > INSPECTION">Go to Step 9.

AWD Warning Light Display > INSPECTION">Go to Step 8.

8.CHECK AWD LIGHT.

Check the display of AWD light after engine start.

Is AWD light blinking at 2 Hz?

AWD Warning Light Display > INSPECTION">Go to Step 10.

AWD Warning Light Display > INSPECTION">Go to Step 11.

9.CHECK AWD ON/OFF SWITCHING FUNCTION.

Using the Subaru Select Monitor, select the «AWD ON/OFF switching mode» in «Work Support» display, and check the current mode. AWD ON/OFF Switching Mode">

Is the message «At present, the vehicle is in AWD. Switch to FF?» displayed?

AWD Warning Light Display > INSPECTION">Go to Step 11.

If the message «At present, the vehicle is in FF. Switch to AWD?» is displayed, select “OK”, and switch to AWD mode.

10.CHECK REAR DIFFERENTIAL.

Using the Subaru Select Monitor, select and check «Rear differential inspection mode» in «Work Support» display. Rear Differential Inspection Mode">

Does AWD light go off after inspection is finished normally?

Current condition is normal. Go back to Basic Diagnostic Procedure. Basic Diagnostic Procedure">

AWD Warning Light Display > INSPECTION">Go to Step 11.

11.CHECK COMBINATION METER.

Perform the self-diagnosis of combination meter. Combination Meter System > OPERATION">

Is there any trouble with the combination meter?

Repair the combination meter.

Replace the TCM. Transmission Control Module (TCM)">

Awd warning light display

Operation

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