Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Forester 1999-2004 Approved Subaru Forester 2004 2 - Engine Section (H4SO) Engine (Diagnostics) Basic Diagnostic Procedure
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>> Download Basic Diagnostic Procedure documenatation <<Text preview - extract from the document BASIC DIAGNOSTIC PROCEDURE
ENGINE (DIAGNOSTICS)
1. Basic Diagnostic Procedure
A: PROCEDURE
1. ENGINE
Step Check Yes No
1 CHECK ENGINE START FAILURE. Does the engine start? Go to step 2. Inspection using
1) Ask the customer when and how the trou- "Diagnostics for
ble occurred using the check list for interview. Engine Start Fail-
EN(H4SO)-62,
2) Start the engine. Diagnostics for
Engine Starting
Failure.>
2 CHECK ILLUMINATION OF MALFUNCTION Does malfunction indicator Go to step 3. Inspection using
INDICATOR LIGHT. light illuminate? "General Diagnos-
tics Table".
3 CHECK INDICATION OF DTC ON DISPLAY. Does the Subaru Select Moni- Record the DTC. Repair the related
1) Turn the ignition switch to OFF. tor or OBD-II general scan tool Repair the trouble parts.
2) Connect the Subaru Select Monitor or the indicate DTC? cause. although the mal-
aru Select Monitor or OBD-II general scan tool Go to step 4. function indicator
switch to ON. light illuminates,
4) Read the DTC on the Subaru Select Moni- perform diagnos-
tor or OBD-II general scan tool. tics of malfunction
indicator light cir-
cuit or combination
meter.
4 PERFORM THE DIAGNOSIS. Does the Subaru Select Moni- Inspect using Complete the
1) Perform the clear memory mode. indicate DTC? cedure with Diag-
2) Perform the inspection mode. Code (DTC)".
EN(H4SO)-2
BASIC DIAGNOSTIC PROCEDURE
ENGINE (DIAGNOSTICS)
2. AUTOMATIC TRANSMISSION
When the DTC about automatic transmission is
shown on display, carry out the following basic
check. After that, carry out the replacement or re-
pair work.
1) ATF level check
2) Differential gear oil level check
3) ATF leak check
4) Differential gear oil leak check
5) Stall test
6) Line pressure test
7) Transfer clutch pressure test
8) Time lag test
9) Road test
10) Shift characteristics
EN(H4SO)-3
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