This guide is customized for your 2021 Honda PASSPORT
P0920: P0920: Transmission Advanced System - Transmission Control Module (TCM) Internal Error
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 P0920 Mean on 2021 Honda PASSPORT?
Symptoms
- • Transmission slipping
- • hesitation
- • or refusal to engage gears
- • unusual noises
- • or warning lights on the dashboard.
Common Causes
- • Faulty TCM
- • wiring issue
- • internal transmission component failure
- • or software glitch.
How to Fix P0920 on 2021 Honda PASSPORT
1. Clear the code and monitor the transmission's behavior. If the issue persists, replace the TCM. 2. Check and repair any wiring issues. 3. Inspect and replace any faulty internal transmission components.
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Related Diagnostic Codes
Other codes that may appear with P0920
P0918: Transmission Range Sensor Circuit Malfunction
P0919: Transmission Advanced System - Pressure Control Solenoid 'A' Circuit Low Voltage
P0921: Transmission Advanced System - Transmission Control Module (TCM) Internal Error
P0922: Transmission Advanced System - Transmission Control Module (TCM) Internal Error
💡 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