STEP 1. Using scan tool (M.U.T.-IIISE), check actuator test.
(1) caution | To prevent damage to scan tool (M.U.T.-IIISE), always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool (M.U.T.-IIISE). |
Connect scan tool (M.U.T.-IIISE). Refer to "How to connect the Scan Tool (M.U.T.-IIISE)
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."
(2) Carry out the actuator test (Refer to
).Item No.10: Out/Inside air selection damper
Is the check result normal?
Go to Step 3
.
Go to Step 2
.
STEP 2. Check of open circuit in IG1, FA, FA', FB and FB' line between outside/inside air selection damper control motor connector and A/C controller assembly (A/C-ECU) connector.
STEP 3. Check the operation of the outside/inside air selection damper.
(1) Remove the outside/inside air selection damper control motor.
(2) Turn the outside/inside air selection damper by hand through the mounting opening of the air refresher to check whether the outside/inside air selection damper works normally.OK: The inside air and the outside air switch normally.
Is the check result normal?
Go to Step 4
.
Replace the blower case assembly or outside/inside air selection damper.
STEP 4. Check whether the DTC is set again.
STEP 5. Check whether the DTC is set again.
Is the DTC set?
Replace the A/C controller assembly (A/C-ECU).
This procedure is complete.