Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Forester 1999-2004 Approved Subaru Forester 1999-2000 FUEL AND OBD II On-Board Diagnostics II System MSA5T0123A27482

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                                        DIAGNOSTICS                                               [T6B0] 2-7
                                                                                  6. Basic Diagnostic Procedure


6. Basic Diagnostic Procedure                                6A4 :   PERFORM THE DIAGNOSIS.
A: BASIC DIAGNOSTIC
                                                             1) Inspect using "Diagnostics Chart with Trouble
PROCEDURE FOR ENGINE                                         Code (DTC)".
                                                             
6A1 :    CHECK ENGINE START FAILURE.
                                                             NOTE:
                                                             Carry out the basic check, only when DTC about
1) Ask the customer when and how the trouble                 automatic transmission is shown on display. 
[T6C0].>
2) Start the engine.                                         2) Repair the trouble cause.
                                                             3) Perform the clear memory mode. 
         : Go to step 6A2.                                   4) Perform the inspection mode. 
           Start Failure".                      : Does the Subaru Select Monitor or
                                                                       OBD-II general scan tool indicate
                                                                       DTC?
6A2 :    CHECK ILLUMINATION OF CHECK
         ENGINE MALFUNCTION INDICATOR                                : Inspect using "Diagnostics Chart with
         LAMP (MIL).                                                   Trouble Code (DTC)". 
                                                                     : Complete the diagnosis.
         : Does CHECK ENGINE malfunction
           indicator lamp illuminate?
                                                             B: BASIC CHECK ITEMS FOR AT
         : Go to step 6A3.
                                                             When trouble code about automatic transmission
         : Inspection using "9. General Diagnos-             is shown on display, carry out the following basic
           tics Table".                 check. After that, carry out the replacement or
                                                             repair work.
6A3 :    CHECK INDICATION OF DTC ON DIS-                     1) ATF level check 
         PLAY.                                               2) Differential gear oil level check 
                                                             3) ATF leak check 
1) Turn ignition switch to OFF.
                                                             4) Differential gear oil leak check 
OBD-II general scan tool to data link connector.             5) Stall test 
3) Turn ignition switch to ON and the Subaru                 6) Line pressure test 
Select Monitor or OBD-II general scan tool switch            7) Transfer clutch pressure test 
4) Read DTC on the Subaru Select Monitor or                  8) Time lag test 
OBD-II general scan tool.                                    9) Road test 
         : Does the Subaru Select Monitor or                 10) Shift characteristics 
           OBD-II general scan tool indicate
           DTC?
         : Go to step 6A4.
         : Repair the related parts.
NOTE:
If DTC is not shown on display although the MIL
illuminates, perform diagnostics of MIL (CHECK
ENGINE malfunction indicator lamp) circuit or com-
bination meter. 




                                                        43
2-7   [T6C1]                             DIAGNOSTICS
6. Basic Diagnostic Procedure


C: CHECK LIST FOR INTERVIEW
1. CHECK LIST NO. 1
Check the following items when problem has occurred.
NOTE:
Use copies of this page for interviewing customers.
Customer's name                                             Engine no.
Date of sale                                                Fuel brand
Date of repair                                              Odometer reading                    km
Vin no.                                                                                       miles
Weather                     Fine
                            Cloudy
                            Rainy
                            Snowy
                            Various/Others:
Outdoor temperature                               

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