This guide is customized for your 2021 Honda PASSPORT
P0802: P0802: Transmission Control Module (TCM) Range/Performance Problem
on 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 P0802 Mean on 2021 Honda PASSPORT?
Symptoms
- • Transmission hesitation
- • slipping
- • or difficulty shifting gears
- • unusual noises
- • or the transmission warning light on the dashboard.
Common Causes
- • Faulty transmission solenoids
- • clogged transmission filter
- • low transmission fluid level
- • faulty TCM
- • or worn-out transmission components.
How to Fix P0802 on 2021 Honda PASSPORT
1. Check transmission fluid level and condition. 2. Inspect and clean or replace the transmission filter. 3. Test and replace faulty transmission solenoids. 4. Update TCM software if necessary. 5. Replace worn-out transmission components if necessary.
Need Maintenance Info for Your PASSPORT?
Get oil capacity, filter specs, and torque settings for your specific 2021 Honda PASSPORT.
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Related Diagnostic Codes
Other codes that may appear with P0802
P0800: Transmission Control System Malfunction
P0801: Transmission Control Module (TCM) Performance Problem
P0803: Transmission Control Module (TCM) Range/Performance Issue
P0804: Transmission Control Module (TCM) Range/Performance Problem
💡 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