← View Generic P0946 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

P0946: P0946: Transmission Range Sensor Circuit Malfunction

on 2021 Honda PASSPORT

Fix Cost
$100 - $500
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
✅ Yes
Save money
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 P0946 Mean on 2021 Honda PASSPORT?

The transmission range sensor circuit has malfunctioned, preventing the transmission from shifting properly. This can cause the vehicle to hesitate or jerk when shifting gears.
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Symptoms

  • • Transmission hesitation
  • • jerking
  • • or slipping
  • • especially when shifting from park to drive or reverse to drive
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Common Causes

  • • Faulty transmission range sensor
  • • wiring issues
  • • or sensor connector problems
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How to Fix P0946 on 2021 Honda PASSPORT

1. Disconnect the battery to clear the code. 2. Check the transmission range sensor for any signs of damage or corrosion. 3. Clean or replace the sensor if necessary. 4. Check the wiring and connector for any damage or corrosion. 5. Replace the wiring or connector if necessary. 6. Clear the code and test drive the vehicle to ensure the issue is resolved.

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Parts for 2021 Honda PASSPORT

Transmission range sensor Shop ↗ Wiring harness Shop ↗ Sensor connector Shop ↗

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OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with P0946

P0944 Sequential Code

P0944: Transmission Advanced System - Pressure Control Solenoid 'A' Performance

Medium
P0945 Sequential Code

P0945: Transmission Range Sensor Circuit Malfunction

Medium
P0947 Sequential Code

P0947: Transmission Range Sensor Circuit Malfunction

Medium
P0948 Sequential Code

P0948: Transmission Range Sensor Circuit 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