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AT OIL TEMP Warning Light Display: Inspection: Wiring Diagram

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.
Fig 1: AT Oil Temp Light Wiring Diagram
G07665838Courtesy of SUBARU OF AMERICA, INC.
DIAGNOSTIC PROCEDURE CHART

Step Check Yes No
1 CHECK AT OIL TEMP LIGHT. 
Turn the ignition switch to ON.		 Does the AT OIL TEMP light illuminate? Go to step 2.  Perform the self-diagnosis of combination meter. < Ref. to INSPECTION , Combination Meter System. >
2 CHECK AT OIL TEMP LIGHT. 
Turn the ignition switch to ON and wait for at least 2 seconds.		 Does the AT OIL TEMP light illuminate? Go to step 3.  Go to step 4  .
3 CHECK AT OIL TEMP LIGHT. 
Start the engine.		 Does the AT OIL TEMP light go off? Normal. Go back to Basic Diagnostic Procedure. < Ref. to BASIC DIAGNOSTIC PROCEDURE . > Go to step 7  .
4 CHECK SUBARU SELECT MONITOR COMMUNICATION. 
Connect the Subaru Select Monitor to data link connector.		 Is the communication between Subaru Select Monitor and TCM normal? Go to step 5.  Check the power supply ground circuit of TCM and Subaru Select Monitor communication. < Ref. to DIAGNOSTIC PROCEDURE FOR SUBARU SELECT MONITOR COMMUNICATION . >
5 CHECK TCM. 
  1. Display the current data of TCM using Subaru Select Monitor. < Ref. to OPERATION , Subaru Select Monitor. >
  2. Read the data of "Diagnosis Lamp" using Subaru Select Monitor.
 Is "ON" displayed? Go to step 6.  Replace the TCM. < Ref. to TRANSMISSION CONTROL MODULE (TCM) . >
6 CHECK BODY INTEGRATED UNIT. 
  1. Connect the Subaru Select Monitor, and display the current data of the body integrated unit. < Ref. to OPERATION , Subaru Select Monitor. >
  2. Read the data of "ATF Temperature Lamp" using the Subaru Select Monitor.
 Is "ON" displayed? Replace the combination meter assembly. < Ref. to COMBINATION METER . > Check DTC of body integrated unit. < Ref. to OPERATION , Subaru Select Monitor. >
7 CHECK TCM. 
NOTE: If the ATF temperature is 138°C or more, cool down ATF to 137°C or less.

  1. Display the current data of TCM using Subaru Select Monitor.
  2. Read the data of "Diagnosis Lamp" using Subaru Select Monitor.
 Is "ON" displayed? Replace the TCM. < Ref. to TRANSMISSION CONTROL MODULE (TCM) . > Go to step 8  .
8 CHECK BODY INTEGRATED UNIT. 
  1. Connect the Subaru Select Monitor, and display the current data of the body integrated unit.
  2. Read the data of "ATF Temperature Lamp" using the Subaru Select Monitor.
 Is "ON" displayed? Check DTC of body integrated unit. Perform the diagnosis according to DTC. < Ref. to OPERATION , Subaru Select Monitor. > Perform the self-diagnosis of combination meter. < Ref. to INSPECTION , Combination Meter System. >
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