Connect a 0 to 20 DC voltmeter to the battery terminals. Connect an inductive tachometer to the spark plug. Start the engine and increase engine speed to 4,000 rpm. Read the voltage indicated on the voltage meter. it should read between 13 and 14.6 volts. Check the charging system wiring ...
Step 1:The IAC valve in most cases is installed on the throttle bore to adjust the air intake into the engine at idle mode. The power control module got feedback data from sensors to command the air passage to open or close. Remember that the valve will not be used and has nothing to...
If you own a high octane sports car and are contemplating using the low octane gas and adding octane booster to compensate, you really need to think if that will be a worthwhile decision. First, you will have to find an octane booster that actually boosts octane by a measurable amount, th...