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P1657 Buick Code - Skip Shift 1 To 4 Upshift System Control Circuit

- Code Popularity: 2,701 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1657 Buick?

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 Solenoid
  • Solenoid harness is open or shorted
  • Solenoid circuit poor electrical connection
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How to Fix the DTC P1657 Buick?

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 P1657 Buick 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 P1657 Buick Description

With the engine speed over 600 rpm, the Powertrain Control Module (PCM) detects the commanded state of the Upshift driver and the Actual state of the control circuit did not match, all conditions met for over 5 seconds.

OBDII Code P1657 Buick - Skip Shift 1 To 4 Upshift System Control Circuit - AutoCodes.com
P1657 Buick Code - Skip Shift 1 To 4 Upshift System Control Circuit

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Code P1657 Buick comments

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