← View Generic P0726 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

P0726: P0726: Transmission Control System Malfunction

on 2021 Honda PASSPORT

Fix Cost
$200 - $1000
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2021 Honda
PASSPORT
⚠️

Important for 2021 Honda PASSPORT Owners

Before starting repairs, verify which engine your 2021 Honda PASSPORT has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does P0726 Mean on 2021 Honda PASSPORT?

The transmission control system has malfunctioned, affecting gear shifting and operation. This code indicates a problem with the transmission's electronic control module, solenoids, or sensors.
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Symptoms

  • • Difficulty shifting gears
  • • slipping or hesitation between gears
  • • transmission warning light on the dashboard
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Common Causes

  • • Faulty transmission solenoids
  • • transmission control module failure
  • • faulty transmission sensors
  • • wiring issues
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How to Fix P0726 on 2021 Honda PASSPORT

1. Check transmission fluid level and condition. 2. Scan for trouble codes and clear them. 3. Inspect and clean or replace faulty sensors. 4. Test transmission solenoids and replace if faulty. 5. Update transmission control module software if necessary.

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Need Maintenance Info for Your PASSPORT?

Get oil capacity, filter specs, and torque settings for your specific 2021 Honda PASSPORT.

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Parts for 2021 Honda PASSPORT

Transmission solenoids Shop ↗ Transmission control module Shop ↗ Transmission sensors Shop ↗

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Related Diagnostic Codes

Other codes that may appear with P0726

P0724 Sequential Code

P0724: Transmission Control System Malfunction

Medium
P0725 Sequential Code

P0725: Transmission Control System Malfunction

Medium
P0727 Sequential Code

P0727: Transmission Control System Malfunction

Medium
P0728 Sequential Code

P0728: Transmission Control System Malfunction

Medium

💡 Why These Codes Are Related:

  • • Similar Issues: Same root cause or component failure
  • • Related Problems: Often occur together due to system interactions
  • • Sequential Codes: Progressive failure stages or multiple sensors
  • • Same System: Components within the same automotive system