Jetta Sedan L4-1.9L DSL Turbo (BEW) (2005)
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Measure sensor resistance between terminals 1 + 2 at connector to sensor.
Vehicles with engine code ALH:
Specified value: 1.1 to 1.6 k Ohms
Vehicles with engine code BEW:
Specified value: 450 to 550 Ohms
Continue for all vehicles
If specified value is not obtained:
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Replace Engine Speed (RPM) Sensor -G28-
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Erase DTC memory of control module for Diesel-Direct fuel injection system, Diagnostic mode 4: Reset/erase diagnostic data. See: Computers
and Control Systems/Testing and Inspection/Scan Tool Testing and Procedures/With Generic Scan Tool/Diagnostic Mode 4: Reset/Erase
Diagnostic Data
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Generate readiness code. See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If specified value is obtained:
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Connect test box to control module wiring harness, connect test box for wiring test. See: Computers and Control Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Scan Tool Connecting/Test Box, Connecting For Wiring Test
Vehicles with 80-pin control module
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Check wires between test box and 3-pin connector for open circuits according to wiring diagram.
Terminal 1 + socket 69
Terminal 2 + socket 67
Terminal 3 + socket 71
Wire resistance: max. 1.5 Ohms
Vehicles with 121-pin control module