Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / How to proceed with troubleshooting
Toyota Corolla (E120): 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
3 Connect hand–held tester to dlc3
Hint
: if the display indicates a communication fault in the tool, inspect dlc3.
4 Check dtc and freeze frame data
Hint
: record or print dtc and freeze frame data, if needed.
5 Clear dtc and freeze frame data
6 Visual inspection
7 Setting check (test) mode diagnosis
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
9 Symptom simulation
10 Dtc check
A | Malfunction code |
B | No code |
B go to step 12
11 Dtc chart
Go to step 14
12 Basic inspection
A | Wrong parts not confirmed |
B | Wrong parts confirmed |
B go to step 17
13 Problem symptoms table
A | Wrong circuit confirmed |
B | Wrong parts confirmed |
B go to step 17
14 Check ecm power source circuit
15 Circuit inspection
A | Malfunction not confirmed |
B | Malfunction confirmed |
B go to step 18
16 Check for intermittent problems
Go to step 18
17 Parts inspection
18 Identification of problem
19 Adjustment, repair
20 Confirmation test
End
Other materials:
Overhaul
1. Remove speedometer drive (mtm) gear
Remove the speedometer drive (mtm) gear from the front
differential case.
2. Remove front differential ring gear
Place matchmarks on the front differential ring gear and
front differential case.
Remove the 8 bolts. Using a hamme ...
Anti-glare function
► Manual anti-glare inside rear view mirror
Reflected light from the headlights of vehicles behind can be reduced by operating
the lever.
1 Normal position
2 Anti-glare position
► Auto anti-glare inside rear view mirror
Responding to the level of brightness of the headlights of ...
Vehicle lift and support locations
1. Notice about vehicle condition when jacking up
As a rule, the vehicle must be unloaded when jacking up. Never jack up
or lift up the vehicle loaded
with things of heavy weight.
when removing any parts of heavy weight like the engine and
transmission, the center of gravity of
...