Automatic Transaxle (Cvt) (Diagnostics) (Except Wrx): Overview Subaru XV GP

OPERATION OF SHIFT SELECT LEVER

Make sure there is no noise, dragging or contact pattern in each select lever range.

OPERATION

1. For details concerning the work procedure, refer to the "PC application help for Subaru Select Monitor".
2. For details concerning DTC, refer to List of Diagnostic Trouble Code (DTC). < Refer to «LIST OF DIAGNOSTIC TROUBLE CODE (DTC)»(ref-560385-S22376622982013061300000). >

For details concerning the work procedure, refer to the "PC application help for Subaru Select Monitor".

GENERAL DESCRIPTION

1. Follow the messages displayed on the Subaru Select Monitor when working.
2. When the following work is performed, perform learning work for the transmission.

Replacement of TCM/Replacement or disassembly of transmission assembly/Replacement of control valve body/Clearing AT leaning value is executed.

The AT OIL TEMP light illuminates or blinks, when the ATF temperature is high and malfunction occurs in CVT.

1. When normal

AT OIL TEMP light always illuminates when the ignition switch is ON (engine OFF). Light goes off after two seconds from engine ON.

1. When ATF temperature is high

AT OIL TEMP light illuminates when the ATF temperature is abnormally high with engine ON.

1. When malfunction is detected

AT OIL TEMP light blinks at 2 Hz when the TCM detects the malfunction of CVT with engine ON. In this case, inspect using "Diagnostic Procedure with Diagnostic Trouble Code (DTC)". < Refer to DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC). >

1. When AT learning is not finished

AT OIL TEMP light repeats "Blinking at 4 Hz --> Turning OFF" every two seconds, when the AT learning is not finished with engine ON. In this case, perform the "Learning". (During AT learning, the light blinks at 2 Hz or illuminates.) < Refer to LEARNING CONTROL. >

Scheme 399

IF the AT OIL TEMP light does not illuminate, or illumination patterns are not as above, check the AT OIL TEMP light circuit. < Refer to INSPECTION, AT OIL TEMP Warning Light Display. >

AWD light illuminates or blinks, when the AWD is in special control condition and AWD has malfunction.

1. When normal

AWD light always illuminates when the ignition switch is ON (engine OFF). Light goes off after two seconds from engine ON.

1. When FF mode is selected

AWD light illuminates, when the AWD ON/OFF switching function is "FF mode" with engine ON.

1. When malfunction is detected

AWD light blinks at 2 Hz when any of following malfunctions are detected with engine ON.

Scheme 400

1. When tire with different diameter is installed, or air pressure of any of four wheels is excessively low
2. When "Rear differential inspection mode" is judged as NG < Refer to «REAR DIFFERENTIAL INSPECTION MODE»(ref-560363-S28403244492013061300000). >

If the AWD light does not illuminate, or illumination patterns are not as above, check the AWD light circuit. < Refer to INSPECTION, AWD Warning Light Display. >

See also:
• CLEAR MEMORY MODE