文档介绍：05–1
DIAGNOSTICS – SFI SYSTEM (April, 2003)
SFI SYSTEM (April, 2003)
05288–10
HOW TO PROCEED WITH TROUBLESHOOTING
The hand–held tester can be used at step 3, 4, 5, 7, 10.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS (See page 05–4)
3 CONNECT HAND–HELD TESTER TO DLC3
HINT:
If the display indicates munication fault in the tool, inspect DLC3.
4 CHECK DTC AND FREEZE FRAME DATA (See page 05–9)
HINT:
Record or print DTC and freeze frame data, if needed.
5 CLEAR DTC AND FREEZE FRAME DATA (See page 05–9)
6 VISUAL INSPECTION
7 SETTING CHECK (TEST) MODE DIAGNOSIS (See page 05–11)
8 PROBLEM SYMPTOM CONFIRMATION
HINT:
If the engine does not start, perform steps 10 and 12 first.
A Malfunction does not occur
B Malfunction occurs
B GO TO STEP 10
A
2004 COROLLA (RM1037U)
AuthorĂ: DateĂ: 166
05–2
DIAGNOSTICS – SFI SYSTEM (April, 2003)
9 SYMPTOM SIMULATION
10 DTC CHECK (See page 05–9)
A Malfunction code
B No code
B GO TO STEP 12
A
11 DTC CHART (See page 05–9)
GO TO STEP 14
12 BASIC INSPECTION (See page 05–13)
A Wrong parts not confirmed
B Wrong parts confirmed
B GO TO STEP 17
A
13 PROBLEM SYMPTOMS TABLE (See page 05–42)
A Wrong circuit confirmed
B Wrong parts confirmed
B GO TO STEP 17
A
14 CHECK ECM POWER SOURCE CIRCUIT (See page 05–273)
15 CIRCUIT INSPECTION
A Malfunction not confirmed
B Malfunction confirmed
B GO TO STEP 18
A
2004 COROLLA (RM1037U)
AuthorĂ: DateĂ: 167
05–3
DIAGNOSTICS – SFI SYSTEM (April, 2003)
16 CHECK FOR INTERMITTENT PROBLEMS (See page 05–41)
GO TO STEP 18
17 PARTS INSPECTION
18 IDENTIFICATION OF PROBLEM
19 ADJUSTMENT, REPAIR
20 CONFIRMATION TEST
END
2004 COROLLA (RM1037U)
AuthorĂ: DateĂ: 168
05–4
DIAGNOSTICS – SFI SYSTEM (April, 2003)
05289–10
CUSTOMER PROBLEM ANALYSIS CHECK
ENGINE CONTROL SYSTEM Check Sheet Inspector’s
Name
Customer’s Name VIN
Driver’s Name Production Date
Date Vehicle
Brought in Licence No.
km