文档介绍：DIAGNOSTICS – ELECTRONIC CONTROLLED AUTOMATIC 05–345
TRANSAXLE [ECT] (April, 2003)
ELECTRONIC CONTROLLED AUTOMATIC TRANSAXLE
[ECT] (Apr., 2003)
05C0T–05
PRECAUTION
NOTICE:
Perform the RESET MEMORY (AT initialization) when replacing the automatic transaxle assy, engine
assy or ECM (See page 05–371).
HINT:
Initialization can not pleted by only removing the battery.
2004 COROLLA (RM1037U)
AuthorĂ: DateĂ: 510
05–346 DIAGNOSTICS – ELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT] (April, 2003)
0527H–17
HOW TO PROCEED WITH TROUBLESHOOTING
The hand–held tester can be used at step 3, 4, 6, 9.
1 Vehicle Brought to Workshop
2 Customer Problem Analysis (See page 05–349)
3 Connect the OBD II scan tool or hand–held tester to DLC3
4 Check and Clear DTC and Freeze Frame Data (See page 05–353)
5 Visual Inspection
6 Setting the Check Mode Diagnosis (See page 05–354)
7 Problem Symptom Confirmation (See page 05–356)
Symptom does not occur: Go to step 8
Symptom occur: Go to step 9
8 Symptom Simulation (See page 01–20)
9 DTC Check (See page 05–353)
DTC is not output: Go to step 10
DTC is output: Go to step 18
2004 COROLLA (RM1037U)
AuthorĂ: DateĂ: 511
DIAGNOSTICS – ELECTRONIC CONTROLLED AUTOMATIC 05–347
TRANSAXLE [ECT] (April, 2003)
10 Basic Inspection (See page 40–2, 40–6 and 40–44)
NG Go to step 20
OK
11 Mechanical System Test (See page 05–358)
NG Go to step 17
OK
12 Hydraulic Test (See page 05–360)
NG Go to step 17
OK
13 Manual Shifting Test (See page 05–361)
NG Go to step 15
OK
14 Problem Symptoms Table Chapter 1 (See page 05–374)
NG Go to step 19
OK
15 Problem Symptoms Table Chapter 2 (See page 05–374)
NG Go to step 17
OK
16 Problem Symptoms Table Chapter 3 (See page 05–374)
NG
17 Part Inspection
Go to step 20
18 DTC Chart (See page 05–372)
2004 COROLLA (RM1037U)
AuthorĂ: DateĂ: 512
05–348 DIAGNOSTICS – ELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT] (April, 2003)
19 Circuit