← View Generic P0706 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

P0706: P0706: Transmission Control System Malfunction

on 2021 Honda PASSPORT

Fix Cost
$500 - $1500
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 P0706 Mean on 2021 Honda PASSPORT?

The P0706 code indicates a malfunction in the transmission control system, which can cause issues with gear shifting and transmission operation.
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Symptoms

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

  • • Faulty transmission control module
  • • faulty transmission solenoid pack
  • • faulty transmission wiring harness
  • • faulty transmission pressure sensor
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How to Fix P0706 on 2021 Honda PASSPORT

1. Check and clear any trouble codes. 2. Inspect and test the transmission control module and solenoid pack. 3. Replace the faulty transmission control module or solenoid pack. 4. Inspect and test the transmission wiring harness and pressure sensor. 5. Replace the faulty wiring harness or pressure sensor.

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Need Maintenance Info for Your PASSPORT?

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Parts for 2021 Honda PASSPORT

Transmission control module Shop ↗ Transmission solenoid pack Shop ↗ Transmission wiring harness Shop ↗ Transmission pressure sensor Shop ↗

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OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with P0706

P0704 Sequential Code

P0704: Transmission Control System Malfunction

Medium
P0705 Sequential Code

P0705: Transmission Control System Malfunction

Medium
P0707 Sequential Code

P0707: Transmission Control System Malfunction

Medium
P0708 Sequential Code

P0708: 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