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P1819 Pontiac Code - Internal Mode Switch

- Code Popularity: 5,006 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1819 Pontiac?

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 Internal Mode Switch
  • Internal Mode Switch harness is open or shorted
  • Internal Mode Switch circuit poor electrical connection
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How to Fix the DTC P1819 Pontiac?

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 P1819 Pontiac 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 P1819 Pontiac Description

With the key in Start (crank) position, system voltage from 9-18v, the Powertrain Control Module (PCM) detects an invalid combination of Internal Mode Switch signals, or a set of signals that indicated a transitional state between gear positions, condition met for 0.5 seconds.

OBDII Code P1819 Pontiac - Internal Mode Switch - AutoCodes.com
P1819 Pontiac Code - Internal Mode Switch

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Code P1819 Pontiac comments

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