Jetta L4-1.9L DSL Turbo (BEW) (2004)
Engine Speed Sensor: Testing and Inspection
Engine Speed Sensor, Checking
Check Engine Speed (RPM) sensor
The Engine Speed (RPM) Sensor -G28- detects engine speed and reference marks. Without an engine speed signal, the engine will not start. If the engine
speed signal fails while the engine is running, the engine will stop immediately.
Recommended special tools and equipment
-
VAG1526 multimeter or VAG1715 multimeter
-
VAG1594 connector test kit
-
Wiring diagram
Test requirements
-
The respective fuses of Diesel-Direct fuel injection system must be OK:
-
Battery voltage must be at least 11.5 Volts.
Test sequence
-
Switch ignition off.
-
Disconnect harness connector for engine speed sensor, item no. 16 , Overview of component locations.
Vehicles with 80-pin control module
-
Measure resistance between connector terminals 1 + 2. Specified value: 1.0 to 1.5 kOhm
Vehicles with 121-pin control module