Ignitor Circuit Malfunction
1995-2005 Pontiac Sunfire 2.2L I4
Description
The PCM detected a malfunction in the ignition ignitor circuit. The ignitor is part of the ignition module that controls spark timing and delivery.
Symptoms
- Check Engine Light
- Engine misfires
- Rough running
- No start condition
- Loss of power
Common Causes
- Faulty ignition module
- Damaged ignition coil
- Wiring issue to ignition module
- PCM failure
- Poor ground connection
Diagnostic Steps
- Test ignition module output
- Inspect ignition coils
- Check wiring to ignition module
- Verify ground connections
- Test PCM ignition output signals
Repair Notes
Replace faulty ignition module or coil. Check grounds and wiring first.
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
P1300 on Other Vehicles
Pontiac Aztek
2001-2005 3.4L V6
Pontiac Bonneville
1990-1999 3.8L V6
Pontiac Bonneville
2000-2005 3.8L V6
Pontiac Bonneville GXP
2000-2005 4.6L V8
Pontiac Bonneville GXP
2000-2005 4.6L V8 Northstar
Pontiac Bonneville SSEi
1992-1999 3.8L Supercharged V6
Pontiac Bonneville SSEi
1992-1999 3.8L V6 Supercharged
Pontiac Firebird
1993-1997 3.4L V6
Common Questions
What does code P1300 mean on a 1995-2005 Pontiac Sunfire?
P1300 stands for "Ignitor Circuit Malfunction". The PCM detected a malfunction in the ignition ignitor circuit. The ignitor is part of the ignition module that controls spark timing and delivery.
What are the symptoms of P1300 on a Pontiac Sunfire?
Common symptoms of P1300 include: Check Engine Light, Engine misfires, Rough running, No start condition, Loss of power.
What causes P1300 on a 1995-2005 Pontiac Sunfire?
Common causes of P1300 include: Faulty ignition module, Damaged ignition coil, Wiring issue to ignition module, PCM failure, Poor ground connection.