A/T - 'PRNDS' Indicator ON/DTC's Set/Emergency Mode
38 08 01Oct. 16, 2008
2018720
Vehicle Information
Condition
Transmission, "PRNDS" Indicator Illuminated in Instrument Cluster
Technical Background
Automatic transmissions may switch to emergency mode when DTCs are present.
DTCs are displayed correctly on VAS 5051/5052 Scan Tool:
DTC Description
00293 Multi-function switch - F125
00258 Solenoid valve 1 - N88
00260 Solenoid valve 2 - N89
00262 Solenoid valve 3 - N90
00264 Solenoid valve 4 - N91
00266 Solenoid valve 5 - N92
00268 Solenoid valve 6 - N93
00348 Solenoid valve 9 - N282
00349 Solenoid valve 10 - N283
Illumination of "PRNDS" Indicator may be caused by:
1. Multi-function switch implausible signal or solenoid valve (N88, N89, N90, N91, N92, N93, N282, N283) open/short to b+, open/short to ground or electrical fault in circuit.
2. DTC 00293 caused by damaged wiring between TCM and T10 connector to multi-function switch.
3. Remaining DTCs may be caused by damaged wiring between TCM and T14 connectors.
Production Solution
No production change required.
Service
1. Connect VAS 5051/5052 Scan Tool to view fault memory and run through Guided Fault Finding (GFF) test plan.
2. Read fault memory and run through (GFF) test plan.
3. Check affected solenoid resistance at connector plug T14 or T10 on transmission housing and at wiring harness connection to Transmission Control Module (TCM). Target values are in GFF test plan.
(Refer to pin assignment in GFF test plan)
Tip:
Check pins according to DTCs that are stored in the Scan Tool.
4. If resistance on solenoid is within specification:
- Using appropriate wire from VAS 1978 Repair kit, run an overlay wire from plug T14 or T10 to TCM.
5. Perform vehicle test drive.
If fault does NOT return:
- Repair wiring harness with wiring harness repair kit VAS 1978.
If fault returns or resistance on transmission housing connector is not within specification:
- Contact technical assistance by selecting "Technical Assistance" tab in ElsaWeb and follow instructions to obtain a 6 digit pin.
Warranty
Information only.
Required Parts and Tools
No Special Parts required.
Tool Description Tool No:
Wiring Harness Repair Kit VAS 1978*
* Call Volkswagen Tools and Equipment Program (EQS), which is Equipment Solutions for product.
Additional Information
All part and service references provided in this Technical Bulletin are subject to change and/or removal. Always check with your Parts Dept. and Repair Manuals for the latest information.