A damaged non-functional relay, causing the fan to never turn on may lead to engine overheating at idle.
If you see carbon tracking or “flash over” on a spark plug, boot or coil, it is not normal.
Diagnosing a fuel injector circuit with a scope can help you to confirm the health of the drivers and injectors.
A Permanent DTC can only be cleared by the module strategy & cannot be erased by clearing with a scan tool.
This part of the cycle is when the mixture of air and fuel ignites and how the flame front spreads in the cylinder.
On the majority of injectors, an electromagnetic coil is energized by a driver in the engine control module.
Do not remove the fuel level sensor from the fuel module unless you get a faulty reading during the testing of the sensor.
The P0603 code deals with battery issues such as low battery voltage, discharged battery or battery terminal disconnections.
There are significant numbers of import vehicles on the roads that are turbocharged and need service.
Blindly replacing a window regulator and motor assembly may not solve a customer’s problem.
Old methods of testing a battery and alternator aren’t appropriate today. Do the job right to get the right results.