Take out the radio and call a Mitsubishi dealer. P0154 02 Sensor Circuit No Activity Detected Bank 2 Sensor 1 Check for the following: 1. Please know that the code does not mean the sensor is bad, only that the reading the computer is getting is constantly lower than. There are only two bolts holding the alternator. Nice Sound system very impressive. It now has 178,000 miles. Then you can call the 800 number for Mitsubishi and tell them to give you your four digit code.
The heated oxygen sensor 1 signal is sent to the Engine Control Module. It's starting to give me trouble now and that is to be expected after 10 years and tons of driving. I don't specifically know about the 2002 but i Just did it for a 2001 Remove that black rubber around the radiator by pulling it up that rubber piece comes in two different pieces after you take out the 4 bolts that's holding it together with the radiator. Inspect the harness connectors for : Backed out terminals Improperly formed or damaged terminals Poor terminal to wire connection Damaged harness 2. Carefully unclip the mud flap from the inside of the wheel well and you'll see the alternator hanging right there.
They'll usually want to observe symptoms that the problem is already affecting your car. Volume airflow sensor output frequency is between 69 and 169 Hz. I put 160k miles on it. You pretty much have to remove the radio and have three things handy. You might have to go under the truck and … remove the mud guard to take one of the rubber piece that I was telling you about which is connected with the radiator once you take that piece out now you could pull that rubber piece up now. One is on the bottom and one is on the top.
The sensor could be faulty, or there could be a problem with the fuel injectors or the wiring harness to the sensor. Maybe it works in yours too! You can look up some places where they give you ideas, but you have to be patient and just try to remove everything carefully not breaking anything. It's helpful to have a helper as the alternator will just drop when you remove the mounting bolts. If you are somewhat capable then you can knock it out in an hour or less. The first thing I would do would be check the heater circuit. P0154 Mitsubishi Description The front heated oxygen sensor or O2 sensor 1 is placed into the exhaust manifold.
P1305 is for coil 2, P1310 for coil 3, etc. The reason this review is slimmed down is because I didn't spend as much time in it as I like. You will have ground, and 12V+ to the 02 sensor heater line on a cold start. Remove the belt from the alternator. Putting it back require the same step but in reverse.
So checking the voltage at the sensor is a quick test for P0154. Diaginosis the heater circuit first is best because code P2197 can be set from anything that can cause that motor to run lean. It will then tell you the tension within an acceptable margin of error. P2197 - Front Air Fuel Sensor O2 sensor Bank 2 - Sensor 1 Signal stuck lean. Not to be confused with the Montero, which is larger and freshly designed in 2001, the Montero Sport has been hanging around since 1997, and I don't know why - it consistently comes in at or near the bottom in comparison tests.
Follow the owner's manual instructions for checking the fluid level. This heats up the oxygen quicker and allows it to operate in the correct amount of time. Love it, looks mean with front bumper guard and big tires. It does guzzle gas though. My only critique would be to have better communication so customers time is not wasted. To me, draining the radiator and removing all the belts, etc.
They are not the same as recalls. I am not sure if this was a communication error or just negligence. When the sensor is working correctly, the reading should switch back and forth between. There was no pressuring when it came to buying. If it is, you will need to remove the broken peice from inside the motor assembly a few screws on the motor will allow you to open it. More than 3 seconds has elapsed after the above-mentioned three conditions have been met.