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OBD Codes > Toyota > p0357

Toyota Information

DATSC provides free error code information for Toyota vehicles and is provided free of charge.

Country & Continent of Origin: Japan (Asia)

Ignition Coil "G" Primary/Secondary Circuit


MIL (Malfunction indicator lamp) illumination Engine misfire may be present or intermittent


Short to voltage or ground on COP driver circuit Open on COP driver circuit Loose connection at coil or broken connector locks Bad Coil (COP) Faulty Powertrain Control Module


Is the engine misfiring presently? If not, the problem is likely intermittent. Try wiggle testing the wiring at the #3 coil and along the wiring harness to the PCM. If manipulating the wiring causes the misfire to surface, repair the wiring problem. Check


The COP (coil on plug) ignition system is what is used on most modern engines. There is an individual coil for each cylinder that is controlled by the PCM (powertrain control module). It eliminates the need for spark plug wires by putting the coil right a