Beetle L4-1.9L DSL Turbo (ALH) (1998)
If specification not obtained
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Replace Engine Coolant Temperature (ECT) Sensor -G62-.
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Display the Readiness code. See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles
and Readiness Codes
If DTC memory was erased
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Set the Readiness code. See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and
Readiness Codes
If specification obtained
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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 4-pin harness connector using Wiring diagram.
Up to MY 1999
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Terminal 1 + socket 70
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Terminal 3 + socket 54
From MY 2000
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Terminal 3 + socket 112
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Terminal 4 + socket 104
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-
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Erase DTC memory (Disconnecting the Engine Coolant Temperature sensor generates a DTC). See: Powertrain Management/Computers and