Make sure the sensor is plugged in and the ignition is off.
Test 2: Checking Resistance in OHM's
Set you DMM to the 200K Ohm setting.... Ground the negative prob of the DMM to the battery and prob the Solid grey wire to check for resistance (in ohms). I checked with the 2Mil Ohm setting as...
Once all the parts are clean, make sure to clean off the Valve Cover opening for the gromment and replace it.
I used a little bit of sealant around the grommet and PCV Valve to help, mainly bevause these should be replaced whenever you do a change. Along with the hoses connecting them to the...
On acceleration far more fuel and air move through the engine and intake manifold vacuum is much lower. Air introduced by the PCV valve has much less influence on the fuel-air mixture. Low intake manifold vacuum allows the valve to move to a more central position. In this position the system...
2) EVAP- Evaporative Emissions Control System
How it works;
The Evaporative System (EVAP) prevents the fuel vapors from the fuel tank from escaping into the atmosphere. The fuel vapors from the fuel tank get trapped in the charcoal canister; the charcoal canister is filled with small pellets...
Under construction!
How to check sensors and valves that may be causing issues.
Note: This is not inclusive, but can be a good guide for beginners.
Before I begin to explain any of this, it is important to understand how your internal combustion engine works. Your 97-03 is not as...
P1829 Transmission Transfer Case Counter Clockwise Shift Relay Coil Open Circuit
P1830 Transmission Transfer Case Counter Clockwise Shift Relay Coil Short Circuit To Battery
P1831 Transmission Transfer Case Counter Clockwise Shift Relay Coil Short Circuit To Ground
P1832 Transmission Transfer...
P1506 Idle Air Control Overspeed Error
P1507 Idle Air Control Underspeed Error
P1508 Idle Control System Circuit Open
P1509 Idle Control System Circuit Shorted
P1510 Idle Signal Circuit Malfunction
P1511 Idle Switch (Electric Control Throttle) Circuit Malfunction
P1512 Intake Manifold Runner...
P1270 Engine RPM Or Speed Limiter Reached
P1271 Cylinder #1 High To Low Side Open
P1272 Cylinder #2 High To Low Side Open
P1273 Cylinder #3 High To Low Side Open
P1274 Cylinder #4 High To Low Side Open
P1275 Cylinder #5 High To Low Side Open
P1276 Cylinder #6 High To Low Side Open
P1277...
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