Archive & reference hub
MK3 / A70 markets
Manuals, parts, data

Troubleshooting assistant

Pick a problem area, choose the symptom, then follow the remedy links or step-by-step TSRM procedure.

Diagnostic codes
Searching in 1990 USDM TSRM.
Areas /CD does not play
Step-by-step TSRM procedure

CD does not play

Follow the audio system flowchart from BE-112.

BE-112
Current check

CD does not play

Follow the CD does not play troubleshooting chart on BE-112. Use the listed Yes/No branches and results from the TSRM page.
BE-112
Open page

Open TSRM page

Open the referenced TSRM page for the full chart.
Choose Open page
A70 knowledge graph
Automatically linked from codes, vehicle context and archive references.
Search related
TSRM / TEWD
BE-112 — Body Electrical System - BE-112
1990 USDM TSRM · BE Body Electrical System · 1990 · North America
TSRM page referenced by this troubleshooting path
TSRM / TEWD
BE-101 — Body Electrical System - BE-101
1990 USDM TSRM · BE Body Electrical System · 1990 · North America
Same vehicle / manual context
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Same vehicle / manual context
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Supra MK3 big brake kit using Mercedes S500 (W220) calipers
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Airbag warning light does not operate
BE · Body Electrical System
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Forum discussions
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Start here · How to navigate the website
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1990 JZA70 1JZ-GTE ECU pinout - grey T/U/V/W/X
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1991 JZA70 1JZ-GTE ECU pinout
1JZ-GTE · JZA70 1JZ-GTE ECU
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