Why is my ECM still working on my Nissan Maxima?

Often, a failing ECM appears as an Idle Air Control Valve in need of replacement. If you have replaced the Idle Air Control Valve on your Maxima and the P0505 code is still present, the source of the problem is the ECM.

Why do I need to Reset my ECM?

If your check engine light comes on then chances are there may be an internal electrical issue within your vehicle that must be addressed. Before replacing any parts you want to reset your ECM to ensure that part replacements are absolutely necessary. There are a few ways to reset your Engine control modules.

How to contact Nissan Maxima error code repair?

The benefits of this repair service are: Over 9,000 5 star customer reviews and growing! Note: If you do not have a P0505 error, or are having problems other than these, do NOT send your unit without contacting us first at 800-547-2049. Wondering How This Repair Service Works?

Why is the p0505 code still on my Nissan Maxima?

If you have replaced the Idle Air Control Valve on your Maxima and the P0505 code is still present, the source of the problem is the ECM. NOTE: You MUST replace the Idle Air Control Valve with an OEM (Hitachi brand) IACV before reinstallation of the ECM, or immediate damage to the computer will occur!

How much is a Nissan Maxima engine control unit?

10% OFF $75. Use Code: DIYSAVE10 Online Ship-to-Home Orders Only Elegant and powerful, your Nissan Maxima is a quality sedan that goes head to head with any competitor’s similar make and model. You need to have your engine in the best shape if you are to win, and a defective engine control unit is not good to go into battle with.

Do you have to reprogram a Nissan ECM?

Do not attempt to perform the ECM Reprogramming procedure with CONSULT-II connected to the gray CONSULT connector. See the appropriate engine service manual for further details if necessary. b. If your ECM is not listed in the “Details” panel, you do not have to reprogram the ECM.

How to change the ECM on a Nissan Leaf?

In ASIST, select CONSULT Utilities >> ECM/TCM Data. Then choose Model and Model Year. 3. Look for ECM Data Updates (listed by ECM P/Ns and vehicle configuration) in the top, center display panel of the ASIST screen. a. If there are no updates listed for your vehicle configuration, you do not have to reprogram the service replacement ECM.

Do you need an oil change on a Nissan Maxima?

Whether you’re the proud owner of a new Nissan Maxima in need of an oil change or you’re currently leasing a Nissan Frontier that requires a four-wheel-alignment; we’ll happily attend to whatever your vehicle requires with precision, care, and genuine Nissan parts.

Where to buy Datsun Maxima engine control computer?

Shop AutoZone for Nissan Datsun Maxima Engine Control Computer. 10% OFF $75. Use Code: DIYSAVE10 Online Ship-to-Home Orders Only Elegant and powerful, your Nissan Maxima is a quality sedan that goes head to head with any competitor’s similar make and model.

Is the Nissan Maxima engine control unit defective?

You need to have your engine in the best shape if you are to win, and a defective engine control unit is not good to go into battle with. A new Nissan Maxima engine control module is ready for you at AutoZone. Your check engine light signifies something is amiss, but finding the issue without getting a diagnostic is troublesome at best.

How to learn idle air volume in Nissan Maxima?

Transmission: Warmed-up (Drive vehicle for 10 minutes.) Turn ignition switch “ON” and wait at least 1 second. Turn ignition switch “OFF” and wait at least 10 seconds. Start engine and warm it up to normal operating temperature. Check that all items listed under the topic PREPARATION (previously mentioned) are in good order.

How does idle air volume learning work on a Nissan Frontier?

Idle Air Volume Learning is an operation to learn the idle air volume that keeps each engine within the specific range. It must be performed under any of the following conditions: Each time electric throttle control actuator or ECM is replaced.

What should I do if I need to replace my ECM?

1. Check if the vehicle you’re working on has “ECM based” NATS V2.0 or V5.0. a. If so, it will not start after you install a service replacement ECM. So you’ll have to re-register all ignition keys, including spare keys with CONSULT-II and the purple NATS card.

What to do when your ECM is replaced?

If so, it will not start after you install a service replacement ECM. So you’ll have to re-register all ignition keys, including spare keys with CONSULT-II and the purple NATS card. After you do this, proceed with step 2. • If you do not know how to re-register the keys, refer to the ESM for the NATS key re-registration procedure.

How to identify the ECU cores on a Nissan?

NISSAN / INFINITI ECU CORE IDENTIFICATION LIST This list is incomplete and may contain errors it is only a guide to help identify cores for return to J.W.T. Manufacturer P/N Year Description Turbo Trans Reg.OptionsModel-Engine Niss. Part #

How can you tell if your ECU is faulty?

There are many symptoms that can be associated with a faulty ECU. Here are some ways to tell if yours is damaged or faulty. If you vehicle’s check engine light remains on constantly, and never goes off, there’s a good chance that your vehicle has a faulty engine control unit.

Can a bad ECM cause a car to not start?

Of course, there are other reasons a car may not start, including a bad starter or a blown alternator. If you’ve replaced these parts and your car won’t start, your ECM is the most likely cause. Once again, you’ll need to take your car to a mechanic to be sure.

Where do you find the ECU pinouts on a Nissan?

The ECU pinouts would be listed in the Nissan’s factory service manual. The ECU pinouts would be listed in the Nissan’s factory service manual. Click to expand… I have it.. And I know the knock signal for me is pin 82, and the RPM is 36… but it’s like the listing skips some important pins in mine.

Why does my Nissan club not have an ECU?

That’s because the ’95 has OBD2 related sensors that were not present in a ’93-’94 engine. So you would either have to wire-in those missing sensors (rear O2, IAT, CKP) or have a workaround to fool the ’95 ECU.

Can a 1996 Altima be plugged into a 97 ECU?

If you compare the ’96 ECU Pinout with the ’97 ECU Pinout you will notice that the majority of the wiring color codes match one-for-one. The ’97 ECU has one wiring standard to support both the California and Federal ECUs . ● You can take a ’97 ECU and directly plug it into a ’96 California Altima…and vice-versa.

What happens if you have a bad ECM in your car?

Since the ECM controls your air to fuel ratio and transmission, a faulty unit can cause your gas mileage to drop through the floor. It can also make your car sluggish, or give you trouble when going up hills or suddenly accelerating. If your vehicle used to run well but is suddenly having problems in these areas, you probably have a faulty ECM.

When to do idle air volume learning in Nissan Maxima?

It must be performed under any of the following conditions: Each time electric throttle control actuator or ECM is replaced. Idle speed or ignition timing is out of specification. Before performing Idle Air Volume Learning, make sure that all of the following conditions are satisfied.

What’s the idle air volume learning procedure for Nissan Maxima?

Check that all items listed under the topic PREPARATION (previously mentioned) are in good order. Turn ignition switch “OFF” and wait at least 10 seconds. Start the engine and let it idle for at least 30 seconds. Disconnect throttle position sensor harness connector (brown), then reconnect it within 5 seconds. Wait 20 seconds.

What’s the idle time for a Nissan Maxima?

Turn ignition switch “OFF” and wait at least 10 seconds. Start the engine and let it idle for at least 30 seconds. Disconnect throttle position sensor harness connector (brown), then reconnect it within 5 seconds. Wait 20 seconds. Make sure that idle speed is within specifications.

Can a bad ECM cause a car to stall?

Engine Stalling or Misfiring Erratic engine behavior may also indicate a bad or failing ECM. A faulty computer may cause the vehicle to intermittently stall or misfire. The symptoms might come and go and not appear to have any sort of pattern to their frequency or severity. 3. Engine Performance Issues

What are the signs of a failing ECU?

Common signs of a failing PCM/ECM/ECU include the Check Engine Light coming on, engine performance issues, and the car not starting. 1. Check Engine Light Turns On

Why does my Nissan Maxima have an idle problem?

As to the possibility of a fried ECU, it can be due to a shorted IACV stepper motor and, if applicable, electronic engine mount. If you have electronic engine mount and you hear buzzing, especially after you shut down the engine, the electronic engine mount is on the way out and could be shorted.

Why does my Nissan Maxima have high RPM?

Maybe they are ‘sticky’ and needs lubrication. Also possible that one of the cables is tight and dragging the other, causing high RPM. As to the possibility of a fried ECU, it can be due to a shorted IACV stepper motor and, if applicable, electronic engine mount.

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