[SOLVED] P1605 Code: Fix Engine Rough Idling With These Simple Steps!

The automobile fault code P1605 indicates a potential issue with the engine. When this code appears, the engine light or service engine soon warning light will turn on.

The possible causes for this fault code include an air leak in the intake system, a faulty mass air flow (MAF) sensor, a faulty engine coolant temperature sensor, a faulty fuel pump, a faulty throttle body assembly, or a faulty engine control module (ECM).

To fix this issue, it is recommended to visually inspect the related wiring harness and connectors, checking for any damaged components or broken, bent, pushed out, or corroded connector pins. The repair time for this issue is estimated to be around 1.0. It is important to address this fault code promptly to prevent further damage to the engine.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

When the engine light is on or the service engine soon warning light is illuminated, it could be a sign of the p1605 fault code.

  • The symptoms of the automobile fault code P1605 include the Engine Light being ON or the Service Engine Soon Warning Light being illuminated.

The automobile fault code p1605 can be caused by various factors, including an air leak in the intake system, a faulty MAF sensor, a faulty engine coolant temperature sensor, a faulty fuel pump, a faulty throttle body assembly, or a faulty ECM.

  • The fault code P1605 can be caused by various factors, including an air leak in the intake system, a faulty mass air flow (MAF) sensor, a faulty engine coolant temperature sensor, a faulty fuel pump, a faulty throttle body assembly, and a faulty engine control module (ECM).

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To fix the p1605 fault code, start by visually inspecting the wiring harness, connectors, and components for any damage or corrosion.

  • To fix the automobile fault code P1605, follow these steps: 1.
  • Check the possible causes mentioned above.
  • 2.
  • Visually inspect the wiring harness and connectors related to the fault code.
  • 3.
  • Look for any damaged components.
  • 4.
  • Check for broken, bent, pushed out, or corroded pins in the connectors.
  • The estimated repair time for this fix is 1.0 hour.

The factors influencing the cost of diagnosing and fixing the automobile fault code p1605 include the estimated repair time of 1.0 hour.

Most auto repair shops typically charge between $75 and $150 per hour for their services. These factors contribute to the overall cost of resolving the fault code.

The P1605 fault code is triggered when the engine speed drops below the set speed after starting the engine.

This code is stored if the engine stops running (with the engine speed dropping to 200 RPM or less) for 0.5 seconds or more without the ignition switch being operated.

It’s important to check if the vehicle has run out of fuel before troubleshooting, as this fault code can also be stored when the engine stalls due to running out of fuel.

In simpler terms, the P1605 code indicates engine rough idling.

What are the possible causes of the automobile fault code P1605, which triggers the engine light to turn on?

When the engine light turns on and triggers the fault code P1605, it could be due to various causes. These include an air leak in the intake system, a faulty mass air flow (MAF) sensor, a faulty engine coolant temperature sensor, a faulty fuel pump, a faulty throttle body assembly, or a faulty engine control module (ECM). To fix this issue, it is recommended to check the possible causes mentioned above. Additionally, visually inspect the related wiring harness and connectors, and look for any damaged components or broken, bent, pushed out, or corroded connector pins.

How can an air leak in the intake system contribute to the occurrence of fault code P1605?

An air leak in the intake system can contribute to the occurrence of fault code P1605. This can result in the Engine Light being ON or the Service Engine Soon Warning Light being illuminated. Other possible causes include a faulty Mass Air Flow (MAF) sensor, faulty Engine Coolant Temperature Sensor, faulty Fuel Pump, faulty Throttle Body Assembly, or a faulty Engine Control Module (ECM). To fix this issue, it is recommended to visually inspect the related wiring harness and connectors, checking for any damaged components or broken, bent, pushed out, or corroded connector pins.

What steps should be taken to fix fault code P1605, including inspecting wiring harnesses and connectors for any damage or corrosion?

If you’re dealing with fault code P1605 and your engine light is on, there are a few steps you can take to fix the issue. Start by checking for an air leak in the intake system, a faulty mass air flow sensor, a faulty engine coolant temperature sensor, a faulty fuel pump, a faulty throttle body assembly, or a faulty engine control module. Once you’ve identified the possible causes, visually inspect the wiring harnesses and connectors for any damage or corrosion. Look out for broken, bent, pushed out, or corroded pins on the connectors. Taking these steps will help you get to the bottom of the problem and find a solution.

p1605 error fault code explained

If your engine light is on, it could be due to a p1605 error code. This can be caused by various issues such as an air leak in the intake system, a faulty MAF sensor, engine coolant temperature sensor, fuel pump, throttle body assembly, or engine control module.

To fix it, visually inspect the wiring harness and connectors for any damage, and check for broken or corroded pins.

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