| Component Location |

| 1. Engine room junction block |

| 1. ICU (Integrated Central Control Unit) |
Repair procedures Inspection1.Disconnect the negative (-) battery terminal.2.Pull out the relay from the engine compartment relay block.Power Relay (Type A) Check for continuity between the terminals.
Diagnosis with Diagnostic tool1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).The diagnostic system (Diagnostic tool) provides the following information.(1)Fault Code Searching : Checking failure and code number (DTC)(2)Data Analysis : Checking the system input/output data s
Description and operation DescriptionIt is installed to the DATC and adjusts the fan rpm by precisely controlling the voltage applied to the blower motor. Repair procedures Inspection1.Manually operate the control switch and measure the voltage of the blower motor.