P1300high severityPowertrain
Igniter Circuit Malfunction No. 1
on 2012 Toyota 4Runner 4.0L V6 · 4WD
What this code means
The ECM is not receiving the IGF signal from ignition coil No. 1.
Symptoms
- CEL
- Misfire cylinder 1
- Rough idle
- Poor acceleration
- Stalling
Common causes
- Faulty ignition coil
- Damaged coil harness
- Poor connector
- Bad spark plug
Diagnostic steps
- Test coil resistance
- Inspect connector
- Swap coils to test
- Check spark plug gap
Repair notes
Replace ignition coil No. 1.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1