Content

Diagnostics of electrical devices

• Wiring diagram of the whole vehicle
• Checking and troubleshooting the instrument cluster
• Checking and troubleshooting the control unit
• Analysis of symptoms of malfunctions and the order of operations when searching for the causes of typical violations
• Overview of CBCU features
• Description of the functions of the contacts on the connectors of the CBCU
• Description of the functions of the contacts on the connectors of the instrument cluster
• Troubleshooting

HOWO car electrical connection diagram