| Components |

| 1. Idler |
Removal 1. Disconnect the battery negative terminal. 2. Loosen the mounting bolts (A) and then, turn the adjusting bolt (B) clockwise in loose tension.
Removal and Installation 1. Remove the drive belt. (Refer to Timing System - "Dreve Belt") 2.
Self Diagnosis 1. Self-diagnosis process. • When operating the self-diagnostics, the below fault(self-diagnostics code) will blink at 0.
Diagnosis with Diagnostic tool 1. 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.