00513 - Engine Speed Sensor (G28)
00513 - Engine Speed Sensor (G28): No Signal
Possible Symptoms
Engines not starting
Possible Causes
Wiring from/to Engine Speed Sensor (G28) faulty
Engine Speed Sensor (G28) faulty
Possible Solutions
Check/Repair Wiring from/to Engine Speed Sensor (G28)
Check/Replace Engine Speed Sensor (G28)
Special Notes
Most 1995 and earlier Bosch ECU's will show you a DTC "00513 - Engine Speed Sensor (G28): No Signal" if you scan them when the engine is not running. This fault code goes away by itself once you start the engine. If this sensor were truly defective, the engine would not run at all! Please ignore this code.
00513 - Engine Speed Sensor (G28): Implausible Signal
Possible Causes
Engine Speed Sensor (G28) Rotor loose/faulty
Engine Speed Sensor (G28) loose
Possible Solutions
Check Engine Speed Sensor (G28) Rotor
Tighten Engine Speed Sensor (G28)
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