[SOLVED] Fixing U1503 Code: Length Mismatch With Fcm Data

If you see the Engine Light ON or Service Engine Soon Warning Light, it could be due to the automobile fault code: u1503.

This code indicates a problem with the Totally Integrated Power Module (TIPM) or Anti-Lock Brakes (ABS) Module. The cause could be a faulty TIPM, open or shorted TIPM harness, poor electrical connection in the TIPM circuit, or a faulty ABS module.

The importance of repairing this issue is high as it can affect the performance of your vehicle. The repair difficulty is moderate, and it takes around 1.0 hour to fix.

To interpret the fault code, you need to check the “Possible Causes” listed above and visually inspect the related wiring harness and connectors.

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

If you notice the Engine Light ON (or Service Engine Soon Warning Light), it could be a sign of u1503 fault code. Here are the symptoms to look out for:

  • The automobile fault code U1503 has the following symptoms: Engine Light ON, Service Engine Soon Warning Light ON.

The automobile fault code u1503 can be caused by a faulty TIPM, openshorted TIPM harness, poor TIPM circuit connection, or a faulty ABS module.

  • The automobile fault code u1503 can be caused by a faulty Totally Integrated Power Module (TIPM).
  • It can also be caused by an open or shorted Totally Integrated Power Module harness.
  • Another cause of this fault code is a poor electrical connection in the Totally Integrated Power Module circuit.
  • Lastly, a faulty Anti-Lock Brakes (ABS) Module can also cause the u1503 fault code to appear.

To fix the u1503 fault code, check the possible causes and inspect the wiring harness, connectors, and components for any damage or corrosion.

  • To fix the automobile fault code u1503, first, check the possible causes listed above.
  • Then, visually inspect the related wiring harness and connectors.
  • Look for any damaged components and check for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The factors that influence the cost of fixing the automobile fault code U1503 include the estimated repair time, which is 1.0 hour. The cost of repair is also influenced by the hourly rate charged by the auto repair shop, which is typically between $75 and $150 per hour. These factors are important to consider when determining the overall cost of fixing the U1503 fault code.

The u1503 fault code is related to the Anti-Lock Brake Module in a vehicle.

It occurs when the module detects an incorrect message from the Totally Integrated Power Module (TIPM). The Diagnostic Trouble Code (DTC) is set when the message data length received from the Front Control Module (FCM) is implausible. This fault code can cause issues with the vehicle’s braking system and should be addressed promptly.

If left unattended, it can lead to further damage and potentially dangerous situations on the road.

It is important to have a professional mechanic diagnose and repair the issue to ensure the safety and proper functioning of the vehicle.

What are the possible causes of the u1503 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the u1503 fault code. This code can be caused by a faulty Totally Integrated Power Module (TIPM), an open or shorted TIPM harness, poor electrical connection in the TIPM circuit, or a faulty Anti-Lock Brakes (ABS) Module. To fix this issue, you should visually inspect the related wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

How can I visually inspect the related wiring harness and connectors to fix the u1503 fault code?

If you’re experiencing the u1503 fault code, which is indicated by the engine light being on or the service engine soon warning light, there are a few possible causes. These include a faulty Totally Integrated Power Module (TIPM), an open or shorted TIPM harness, a poor electrical connection in the TIPM circuit, or a faulty Anti-Lock Brakes (ABS) Module. To fix the issue, start by visually inspecting the related wiring harness and connectors. Look for any damaged components and check for broken, bent, pushed out, or corroded connector pins.

Is a faulty Anti-Lock Brakes (ABS) Module a common cause of the u1503 fault code?

A faulty Anti-Lock Brakes (ABS) Module is listed as one of the possible causes of the u1503 fault code, which triggers the Engine Light ON or Service Engine Soon Warning Light. To fix the issue, one should visually inspect the related wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

u1503 error fault code explained

If you see the Engine Light ON or Service Engine Soon Warning Light, it could be due to a faulty Totally Integrated Power Module (TIPM), open or shorted TIPM harness, poor electrical connection in TIPM circuit, or a faulty Anti-Lock Brakes (ABS) Module.

Check the possible causes, inspect the wiring harness and connectors, and look for damaged components or corroded connector pins.

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