Damper link disconnection
| Malfunction Status | Factor |
|---|---|
·
Fresh/recirculation mode does not change ·
Fresh/recirculation mode does not change automatically ·
Exhaust gas can be smelled even while set to recirculation mode |
·
Blower servo motor malfunction ·
Blower damper and link operation (jamming) ·
Foreign object jammed in door ·
Air conditioning radiator sub-assembly malfunction ·
High engine coolant temperature |
Check that the No. 1 blower damper servo sub-assembly is installed correctly.
No. 1 blower damper servo sub-assembly is installed correctly.
| Proceed to |
|---|
| OK |
| NG |
OK
NG
Check for DTCs.
| Result | Proceed to |
|---|---|
| B143A87 and B143B7F is not output | A |
| B143A87 is output | B |
| B143B7F is output | C |
A
B
C
Read the Data List according to the display on the GTS.
| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| Coolant Temperature | Engine coolant temperature | Min.: -40°C (-40°F)
Max.: 215°C (419°F) |
75 to 100°C (167 to 212°F): After warming up | This is the engine coolant temperature.
|
| Tester Display |
|---|
| Coolant Temperature |
The value of the display does not change frequently.
| Result | Proceed to |
|---|---|
| OK | A |
| NG | B |
A
B