B10EA

B10EA - Blower Motor Control Circuit High

For a complete wiring diagram, refer to.

• When Monitored: With the ignition ON.

• Set Condition: If the totally integrated power module detects voltage on the blower motor supply circuit when blower motor operation is requested OFF.






Test Step 1 - Verify DTC Is Active

• Turn the blower control switch to OFF.

• Turn the ignition OFF, wait 10 seconds, and turn the ignition ON.

• With the scan tool, erase TIPM DTCs.

• Turn the ignition OFF, wait 10 seconds, and turn the ignition ON.

• Turn the blower control switch to ON.

• With the scan tool, read TIPM DTCs.

Does this DTC reset?

Yes

• Go to Test Step 2.

No

• Test for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also, inspect the related connectors for broken, bent, corroded, and contaminated terminals.

• Perform the Body Verification Test. Refer to => Non-DTC Based Diagnostics. Body Interior

Test Step 2 - Test the Blower Motor Supply Circuit for a Short to Ground

• Turn the ignition OFF.

• Disconnect the TIPM harness connector.

• Turn the ignition ON.

• Measure the voltage of the blower motor supply circuit in the TIPM harness connector.

Is there voltage present?

Yes

• Repair the circuit for a short to voltage.

• Perform the Body Verification Test. Refer to => Non-DTC Based Diagnostics. Body Interior

No

• Replace the TIPM.

• Perform the Body Verification Test. Refer to => Non-DTC Based Diagnostics. Body Interior