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XC90 FWD L6-3.2L VIN 98 B6324S (2007)

Relays and Modules > Relays and Modules - Accessories and Optional Equipment > Communications Control Module > Component Information > Testing and Inspection > Reading and Clearing Diagnostic Trouble Codes > Page 168

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Communication cable for engine management system Fenix 5.1 and diesel (not Lucas)

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Check the communication cables between diagnostic outlet #11/#15 and engine control module (ECM) for open circuit, short-circuit to ground and
short-circuit to voltage according to references above.

Control modules

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Check that the control module's voltage feed and ground connection are trouble-free.

VCT2000 and cable harness

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Connect VCT2000 to the vehicle so that it is supplied with voltage. Test VCT2000 by selecting the system's self-test and VCT Test in the VIDA
main menu. If any malfunction is found according to the test, first replace the cable harness then the VCT2000, if the test still indicates a
malfunction.

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If no malfunctions were found after troubleshooting according to above, try with a new cable harness and/or new VCT2000.

VIDA

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If no malfunctions were found after troubleshooting according to above, try performing a complete system reset of VIDA.

Other information

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Checking wiring and terminals See: Testing and Inspection/Component Tests and General Diagnostics/Checking Wiring and Terminals 

Relays and Modules > Relays and Modules - Accessories and Optional Equipment > Communications Control Module > Component Information > Testing and Inspection > Reading and Clearing Diagnostic Trouble Codes > Page 168

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