MOST system check (with engine running)
MOST SYSTEM CHECK (WITH ENGINE RUNNING)
| Menu item |
Function |
- MOST system check (with engine running)
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Using this menu item, a MOST system check can be carried out with the ignition on. The following checks are carried out automatically and their results are displayed.
- Gateway start-up condition is read out.
- MOST installed components list (required and actual installed components list) is analysed.
- Ring line diagnosis.
- Connect and start the Porsche System Tester II 9588 and switch on the ignition.
- Select Cayenne in the Vehicle type menu and confirm with the "FORWORD" key.
- Select PCM2 in the Control modules menu and confirm with the "FORWORD" key.
- Select MOST components check in the PCM2 function selection and confirm with the "FORWORD" key.
- Select MOST system check (bottom)
in the Cayenne PCM2 MOST components check function selection and confirm with the "FORWORD" key.
- Follow the Tester instructions.
Whenever there are several ring breaks, the 1st ring break is displayed in the following order:
- PCM2 Gateway > external amplifier
- External amplifier > CD changer
- CD changer > telephone
- Telephone > PCM2 MMI is displayed. Then the check is terminated.
- Start the optical performance check.
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