Showing posts with label board diagnostics. Show all posts
Showing posts with label board diagnostics. Show all posts

Saturday, May 15, 2010

OBDII Scanner Tool User's Manual

On-board diagnostics version II (OBD II) is a system that the Society of Automotive Engineers (SAE) developed to standardize automotive electronic diagnosis.
Beginning in 1996, most new vehicles sold in the United States were fully OBD II compliant.
Technicians can now use the same tool to test any OBD II compliant vehicle without special adapters. SAE established guidelines that provide:

2003 Infiniti Q45 V8-4.5L (VK45DE) IVIS (Infiniti Vehicle Immobilizer System-NATS) Schematic

Work Flow
1. Check the symptom and customer's requests.
2. Understand the outline of system.
3. Perform the preliminary check. Refer to BL-70, "Preliminary Check". See: Initial
Inspection (Preliminary Check)\Preliminary Check
4. Perform the communication inspection. If CONSULT-II is used, refer to BL-73,
"IVMS COMMUNICATION INSPECTION". See: Description of On-Board Diagnostics\With
Manufacturer's Scan Tool (Infiniti CONSULT-II)\IVMS Communication Inspection If