Vehicle Speed Sensor Circuit Intermittent
2011-2011 Chevrolet Corvette 6.2L V8 LS3 🇲🇽
Description
The PCM detected intermittent signal loss from the Vehicle Speed Sensor circuit. The signal is present some of the time but drops out intermittently.
Symptoms
- Speedometer erratic or dropping to zero
- Check Engine Light
- Cruise control inoperative
- Transmission shift issues
- ABS/traction control warnings
Common Causes
- Faulty vehicle speed sensor
- Damaged speed sensor wiring
- Loose speed sensor connector
- Corroded connections
- Faulty tone ring or reluctor
Diagnostic Steps
- Monitor VSS signal with scan tool while driving
- Wiggle test speed sensor connector
- Inspect wiring for damage or chafing
- Check speed sensor air gap
- Test sensor resistance
Repair Notes
Check wiring and connector first. Replace vehicle speed sensor if signal is intermittent at sensor.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P1501 on Other Vehicles
Chevrolet Astro
1996-1996 4.3L V6 Vortec
Chevrolet Astro
1997-1997 4.3L V6 Vortec
Chevrolet Astro
1998-1998 4.3L V6 Vortec
Chevrolet Astro
1999-1999 4.3L V6 Vortec
Chevrolet Astro
2000-2000 4.3L V6 Vortec
Chevrolet Astro
2001-2001 4.3L V6 Vortec
Chevrolet Astro
2002-2002 4.3L V6 Vortec
Chevrolet Astro
2003-2003 4.3L V6 Vortec
Common Questions
What does code P1501 mean on a 2011-2011 Chevrolet Corvette?
P1501 stands for "Vehicle Speed Sensor Circuit Intermittent". The PCM detected intermittent signal loss from the Vehicle Speed Sensor circuit. The signal is present some of the time but drops out intermittently.
What are the symptoms of P1501 on a Chevrolet Corvette?
Common symptoms of P1501 include: Speedometer erratic or dropping to zero, Check Engine Light, Cruise control inoperative, Transmission shift issues, ABS/traction control warnings.
What causes P1501 on a 2011-2011 Chevrolet Corvette?
Common causes of P1501 include: Faulty vehicle speed sensor, Damaged speed sensor wiring, Loose speed sensor connector, Corroded connections, Faulty tone ring or reluctor.
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