⚡ AUTO CODE FIX
🔍
IgnitionCritical⚠️ Professional Recommended

P0357

Ignition Coil G Primary/Secondary Circuit

Fault in ignition coil G (cylinder 7 on V8 engines).

SeverityCritical
CategoryIgnition
Est. Repair Cost$75–$250
Code TypePowertrain
DIY RepairProfessional

⚡ Common Causes

⚠️ Symptoms

✅ How to Fix — Step by Step

  • Step 1:Swap coil
  • Step 2:Replace coil G
  • Step 3:Inspect wiring
💡 Pro Tip: V8 cylinder 7 coil is often in a difficult location — on trucks it may require intake manifold removal for access.

Repair Cost Estimate

Full Repair Estimate
$75–$250
DIY Possible?
PRO
Severity
Critical

Frequently Asked Questions

What does OBD2 code P0357 mean?+
P0357 stands for Ignition Coil G Primary/Secondary Circuit. Fault in ignition coil G (cylinder 7 on V8 engines).
What causes code P0357?+
Failed coil G; Wiring fault
How do I fix code P0357?+
Swap coil; Replace coil G; Inspect wiring
How much does it cost to fix P0357?+
Estimated repair cost for P0357 is $75–$250.
Is P0357 DIY-friendly?+
P0357 typically requires professional equipment and a qualified mechanic.

AI Diagnosis

Related Codes

P0353Ignition Coil C Primary/Secondary Circuit Malfunction
CriticalDIY
P0355Ignition Coil E Primary/Secondary Circuit
CriticalDIY
P0356Ignition Coil F Primary/Secondary Circuit
CriticalDIY
P0354Ignition Coil D Primary/Secondary Circuit Malfunction
CriticalDIY
P0351Ignition Coil A Primary/Secondary Circuit Malfunction
CriticalDIY
P0352Ignition Coil B Primary/Secondary Circuit Malfunction
CriticalDIY