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P1887 Cadillac Code - Torque Converter Clutch Release Switch Circuit

- Code Popularity: 3,490 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1887 Cadillac?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Torque Converter Clutch (TCC) Release Switch
  • Torque Converter Clutch (TCC) Release Switch harness is open or shorted
  • Torque Converter Clutch (TCC) Release Switch circuit poor electrical connection
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How to Fix the DTC P1887 Cadillac?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1887 Cadillac code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code P1887 Cadillac Description

With the engine speed over 500 rpm, TR switch in D4, Torque Converter Clutch (TCC) commanded on, TCC slip speed is -20 to +40, the Powertrain Control Module (PCM) detects that TCC Release pressure was present (the switch is open).

OBDII Code P1887 Cadillac - Torque Converter Clutch Release Switch Circuit - AutoCodes.com
P1887 Cadillac Code - Torque Converter Clutch Release Switch Circuit

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Code P1887 Cadillac comments

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