← View Generic P0848 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

P0848: P0848: Transmission Control Module (TCM) Range/Performance Issue

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 P0848 Mean on 2021 Honda PASSPORT?

The Transmission Control Module (TCM) has detected an issue with the transmission's range or performance, which can cause the transmission to malfunction or not shift properly.
⚠️

Symptoms

  • • Transmission slips
  • • hesitates
  • • or fails to engage gears
  • • unusual noises
  • • or the check engine light is illuminated.
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Common Causes

  • • Faulty transmission solenoid
  • • clogged transmission filter
  • • low transmission fluid level
  • • faulty transmission control module
  • • or a problem with the transmission's hydraulic system.
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How to Fix P0848 on 2021 Honda PASSPORT

1. Check transmission fluid level and condition, 2. Inspect and clean or replace the transmission filter, 3. Test the transmission solenoids, 4. Update the transmission control module software, 5. Replace the faulty transmission control module.

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Need Maintenance Info for Your PASSPORT?

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

View 2021 Honda PASSPORT Specs

Parts for 2021 Honda PASSPORT

Transmission solenoid Shop ↗ Transmission filter Shop ↗ Transmission fluid Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with P0848

P0846 Sequential Code

P0846: Transmission Control Module (TCM) Range/Performance Issue

Medium
P0847 Sequential Code

P0847: Transmission Control Module (TCM) Range/Performance Problem

Medium
P0849 Sequential Code

P0849: Transmission Control Module (TCM) Range/Performance Issue

Medium
P0850 Sequential Code

P0850: 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