996 Carrera Group 0 Part 1 Diagnosis / PAGE 279
PSM diagnosis 911 Carrera (996) · Tester disclav fault text
Read extracted page text
OCR can contain errors. Check the original page image for exact wording, warnings and specifications.
PSM diagnosis 911 Carrera (996)
Tester disclav fault text Remedy
5024 No CAN message from Tiptronic 18.4
.Engine running
.No CAN messagesfrom the Tiptronic control module
.Short circuit to ground/voltage or open circuit in the circuit to control module
terminals 24, 40
Effect:
.PSM function is switched off
Possible cause of fault:
.CAN bus connection faulty
.Tiptronic control module faulty
.Incorrect version coded
Affected terminals:
,24, 40 --
5260 Booster valve 1 Replace
.Booster valve voltage actual value is evaluatedand shows implausiblevalue (valve hydraulic
circuit or driver output malfunction) unit
Effect:
.PSM function is switched off
.ABS function is switched off
.ASR function is switched off
Possible cause of fault:
.Wiring/plug connection faulty
.PSM hydraulic unit faulty
Affected terminals:
5262 Booster valve 2
.Booster valve voltage actual value is evaluatedand shows implausiblevalue (valve
circuit or driver output malfunction) lunit
Effect:
.PSM function is switched off
.ABS function is switched off
.ASR function is switched off
Possible cause of fault:
.Wiring/plug connection faulty
.PSM hydraulic unit faulty
Affected terminals:
45 -D 216
1IFC!ReplaceIhydraulic
This is a source reference. Confirm exact model applicability in the original material.
