S6 V8-4.2L (BBD) (2004)
NOTE: Disregard items -1- and -2- as well as arrows.
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Connect VAG1527B voltage tester between terminals 1 and 2
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Connect test box to wiring harness of Engine Control Module (ECM); ECM is not connected. See: Computers and Control Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Scan Tool Connecting/With Generic Scan Tool/Test Box, Connecting For Wiring
Test
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Bridge terminals 1 and 46 at test box using wires e.g.. from V.A.G 1594 A adapter test kit.
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LED must light up.
If LED does not light up:
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Check wire connection from terminal 2 of harness connector to Secondary Air Injection (AIR) Pump Relay -J299- (in relay carrier in E-Box,
plenum chamber, position 3) for open circuit according to wiring diagram.
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Check wire connection from terminal 1 of harness connector to Ground (GND) for open circuit according to wiring diagram.
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Specified value: Wire resistance max 1.5 Ohm
If no malfunctions are detected:
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Replace Secondary Air Injection (AIR) pump motor -V101-.
Final procedures
After repair work, the following work steps must be performed in the mentioned sequence:
1
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Check DTC memory "Mode 3: Check DTC memory". See: Computers and Control Systems/Testing and Inspection/Scan Tool Testing and
Procedures/Scan Tool Testing/With Generic Scan Tool/Diagnostic Mode 3: Check DTC Memory
2
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If necessary, erase DTC memory "Mode 4: Reset/erase diagnostic data". See: Computers and Control Systems/Testing and Inspection/Scan
Tool Testing and Procedures/Scan Tool Testing/With Generic Scan Tool/Diagnostic Mode 4: Reset/Erase Diagnostic Data
3
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Generate readiness code. See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness
Codes/Audi Drive Cycle/Readiness Code/With Generic Scan Tool/Readiness Code, Generating
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End diagnosis and switch ignition off.