VOLVO
ECM-364B - Ignition coil cylinder 5. Signal missing
System
Engine Control Module (ECM)
Volvo models this fault code applies to
This fault code has different meanings depending on model, model year or engine. Select the meaning that applies to your car.
Applies to the following models:
4 modelsC30 (2007–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013)
Show models by year and engine (9)
- Volvo C30 (2007–2013)2007Engine B5254T3 only
- Volvo C30 (2007–2013)2008–2013Engine B5254T7 only
- Volvo C70 (2006–2013)2006–2007Engine B5254T3 only
- Volvo C70 (2006–2013)2008–2013Engine B5254T7 only
- Volvo S40 (2004–2013)2005–2007Engine B5254T3 only
- Volvo S40 (2004–2013)2008Engine B5254T3, B5254T7 only
- Volvo S40 (2004–2013)2009–2012Engine B5254T7 only
- Volvo V50 (2004–2013)2005–2007Engine B5254T3 only
- Volvo V50 (2004–2013)2008–2012Engine B5254T7 only
What does this fault code mean?
The ignition coil for cylinder 5 has no signal according to the engine control module, so the coil is not controlled. The fault can lie in a poor connection, in the wire or in the coil itself. Cylinder 5 can misfire for as long as the fault remains, and the connector at the coil is a good place to start.
Possible causes
- Poor electrical connection at the coil plug
- Break in the signal wire
- Damaged ignition coil
What you can do
- 1Check that the connector at ignition coil 5 is fully seated, dry and clean
- 2Look for breaks or chafing on the signal wire from the coil, especially near clips and grommets
- 3Use a multimeter to check that the wire is not broken, with the connector unplugged at the coil
- 4Read the code, note that it refers to ignition coil 5, clear it and road test
- 5If the wire is intact: have a workshop with diagnostic equipment check the ignition coil
Symptoms you may notice2
- The malfunction indicator lamp is lit
- Cylinder 5 does not fire properly
General guidance for car owners. Diagnosis on the car can point to a different cause.