Passat Sedan L4-1.9L DSL Turbo (AHH) (1998)
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Create Readiness code. See: Computers and Control Systems/Testing and Inspection
Checking Quantity adjuster (N146)
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Press -> button.
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Press 0 and 6 buttons to select Function 06: "End transfer"
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Press Q button to enter input
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Switch OFF ignition.
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Disconnect connector for Quantity adjuster
(connector to injection pump Quantity adjuster).
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Measure resistance between connector terminals 5 + 6.
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Specification: 0.5 to 2.5 Ohms
If specification not obtained, replace injection pump. See: Service and Repair
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Display Readiness code. See: Computers and Control Systems/Testing and Inspection
If DTC memory has been erased
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Create Readiness code. See: Computers and Control Systems/Testing and Inspection
If specification obtained
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Connect VAG 1598/22 Test Box to ECM wiring harness.
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Check wiring for open circuit between Test Box and harness connector using Wiring diagram.
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Terminal 5 + sockets 2 and 28
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Terminal 6 + sockets 59,66 and 80
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Wire resistance: max. 1.5 Ohms