← View Generic P0877 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

P0877: P0877: Transmission Control Module (TCM) Range/Performance Problem

on 2021 Honda PASSPORT

Fix Cost
$200 - $800
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 P0877 Mean on 2021 Honda PASSPORT?

The Transmission Control Module (TCM) has detected a problem with its range and performance, which can cause issues with gear shifting, transmission slipping, or hesitation.
⚠️

Symptoms

  • • Transmission slipping
  • • hesitation
  • • or delay when shifting gears
  • • unusual noises
  • • or difficulty shifting into gear
🔍

Common Causes

  • • Faulty transmission solenoid
  • • faulty transmission pressure sensor
  • • faulty transmission temperature sensor
  • • faulty transmission control module
  • • or wiring issues
🛠️

How to Fix P0877 on 2021 Honda PASSPORT

1. Check and clear any trouble codes. 2. Inspect and clean the transmission solenoid and sensors. 3. Replace faulty sensors or solenoids. 4. Update the transmission control module software if necessary. 5. Check and repair any wiring issues.

🔧

Need Maintenance Info for Your PASSPORT?

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Parts for 2021 Honda PASSPORT

Transmission solenoid Shop ↗ Transmission pressure sensor Shop ↗ Transmission temperature sensor Shop ↗ Transmission control module Shop ↗

Essential Tool

Must Have

OBD2 Scanner

Read & clear codes on your 2021 Honda PASSPORT

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Related Diagnostic Codes

Other codes that may appear with P0877

P0875 Sequential Code

P0875: Transmission Control Module (TCM) Range/Performance Problem

Medium
P0876 Sequential Code

P0876: Transmission Control Module (TCM) Range/Performance Issue

Medium
P0878 Sequential Code

P0878: Transmission Control Module (TCM) Range/Performance Problem

Medium
P0879 Sequential Code

P0879: Transmission Control Module (TCM) Range/Performance Problem

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