u1132 scp j1850 invalid or missing data for vehicle motion

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OBD2 Code: U1132

Description: SCP (J1850) Invalid or Missing Data for Vehicle Motion

Definition: This code indicates that there is a communication issue on the SCP (J1850) bus, specifically related to the data concerning vehicle motion. The control module has detected either invalid or missing information from one or more modules responsible for providing data about the vehicle’s movement.

U1132 – SCP J1850 Invalid or Missing Data for Vehicle Motion
Severity: Moderate

Common Causes

U1132 – SCP J1850 Invalid or Missing Data for Vehicle Motion

Common Causes:

  • Faulty vehicle speed sensor
  • Wiring issues in the vehicle speed sensor circuit
  • Defective powertrain control module (PCM)
  • Poor electrical connection in the data bus network

 

Common Misdiagnosis

OBD2 Code: U1132
Description: SCP (J1850) Invalid or Missing Data for Vehicle Motion
Common Misdiagnosis: Faulty vehicle speed sensor, wiring issues, or a malfunctioning instrument cluster.

 

Common Diagnostic Steps

OBD2 Code: U1132
Description: SCP (J1850) Invalid or Missing Data for Vehicle Motion
Common Diagnostic Steps:

  • Verify the code with a scan tool and clear it to see if it returns.
  • Inspect the vehicle’s wiring harnesses and connectors for damage, corrosion, or loose connections.
  • Check the integrity of the SCP (J1850) communication network by inspecting related modules and their connections.
  • Test the vehicle speed sensor (VSS) for proper operation using a multimeter or oscilloscope.
  • Examine any recent repairs or modifications that might have affected the communication network.
  • If equipped, check for software updates from the manufacturer that may address this issue.
  • If necessary, replace faulty components such as sensors or control modules after confirming they are defective.

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