Beetle L4-1.9L DSL Turbo (ALH) (1998)
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Connect VAG 1598/22 (or 1598/31) Test Box to ECM wiring harness.
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Check wiring for open circuit between Test Box and connector using Wiring diagram.
Up to MY 1999
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Terminal 1 + socket 3
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Terminal 2 + sockets 2 and 28
From MY 2000
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Terminal 1 + socket 81
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Terminal 2 + sockets 1 and 2
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Wire resistance: 1.5 Ohms maximum
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Check wires for shorting to: one another, Ground and Battery +.
Specification: Infinity Ohms
If wiring OK
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Replace Engine Control Module - J248-.