Operation CHARM: Car repair manuals for everyone.
Home >> Audi >> 1998 >> A8 Sedan (4D2) V8-3.7L (AEW) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Testing >> Scan Tool Connecting and Initial Checks >> Connecting VAG 1598/19 Test Box
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Connecting VAG 1598/19 Test Box




VAG1598/19 Test Box, Connecting


NOTE:
- VAG1598/19 must not be connected during diagnostic testing using the VAG1551 Scan Tool (ST).
- Wait at least 10 seconds after switching the ignition off before disconnecting the Engine Control Module (ECM) harness connector
- When the ECM is disconnected, the ECM's learned values are erased, but malfunctions stored in DTC memory are retained.
- After reconnecting the ECM, check engine basic settings and generate readiness code.
Basic Setting (Function 04)
Readiness Code, Generating


- Switch ignition off.
- Disconnect Engine Control Module (ECM).
- Connect VAG1598 test box with adapter cable VAG1598/19 to ECM wiring harness.
pro multis · About Operation CHARM