This guide is customized for your 2021 Honda PASSPORT
P0828: P0828: Transmission Control Module (TCM) Internal Fault
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 P0828 Mean on 2021 Honda PASSPORT?
Symptoms
- • Transmission slipping
- • hesitation
- • or failure to engage gears
- • unusual noises
- • or difficulty shifting
Common Causes
- • Faulty TCM
- • transmission solenoid malfunction
- • wiring issues
- • or internal transmission damage
How to Fix P0828 on 2021 Honda PASSPORT
1. Clear the code and monitor the transmission's behavior. If the issue persists, replace the TCM. 2. Inspect and clean the transmission solenoids. 3. Check and repair any wiring issues. 4. Perform a transmission fluid flush and replace the fluid.
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Related Diagnostic Codes
Other codes that may appear with P0828
P0826: Transmission Control Module (TCM) Range/Performance Problem
P0827: Transmission Control Module (TCM) Range/Performance Problem
P0829: Transmission Control Module (TCM) Range/Performance Problem
P0830: 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