Engine-Codes - Honda - P1738 Honda

P1738 Honda Code - Problem in 2nd Clutch Pressure Switch Circuit

- Code Popularity: 70,834 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1738 Honda?

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 2nd Clutch Pressure Switch
  • 2nd Clutch Pressure Switch harness is open or shorted
  • 2nd Clutch Pressure Switch circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

Code Tech Notes





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How to Fix the DTC P1738 Honda?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the P1738 Honda code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

What Does the P1738 Honda Code Mean?

The 2nd Clutch Pressure Switch is normally an open switch, the switch closes when the 2nd clutch oil press is applied to it. Powertrain Control Module (PCM) uses information from the switch to adjust hydraulic pressure application timing. The Powertrain Control Module monitors the 2nd Clutch Pressure Switch. The Powertrain Control Module will set the Diagnostic Trouble Code (DTC) when it detects a 2nd Clutch Pressure Switch malfunction.

P1738 Honda Code - Problem in 2nd Clutch Pressure Switch Circuit

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