2000 Porsche Boxster (986) F6-2.7L A L L Diagnostic Trouble Codes ( DTC ): Manufacturer Code Charts Page 405

Part 2

8009 CDR23

Optical/electrical open circuit in MOST distribution line

Diagnostic conditions

- Ignition on

- Start CDR23

Possible cause of fault

- An optical (optical waveguide) or electrical (PCM2) open circuit in the ring

- MOST switch in production mode

- An optically/electrically faulty MOST control module is connected to the MOST

NOTE:

- The MOST optical waveguide is connected to the following control modules:

- CDR23 as of model year 2003

- CD changer

- Amplifier

Diagnosis/troubleshooting

PORSCHE