P1891 – Honda DTC

Honda DTC P1891 – Automatic Transaxle Concerns

DTC P1891 meaning on Honda

DTC P1891 on a Honda refers to a transmission component slipping. This code indicates that the Engine Control Module (ECM) has detected a slip in the automatic transaxle.

Honda DTC P1891 symptoms

• Harsh shifting
• Transmission slipping
• Decreased fuel efficiency
• Transmission overheating

Honda DTC P1891 causes

• Low transmission fluid level
• Dirty or contaminated transmission fluid
• Worn transmission components
• Malfunctioning transmission solenoid

Honda DTC P1891 seriousness

The seriousness of DTC P1891 on a Honda depends on the underlying cause. Ignoring this code can lead to further damage to the transmission and potentially result in complete transmission failure if not addressed promptly.

How to diagnose DTC P1891 on Honda

1. Use a scan tool to retrieve the trouble codes
2. Inspect the transmission fluid level and condition
3. Check for any leaks in the transmission system
4. Test the transmission solenoids for proper operation

How to fix DTC P1891 on Honda

1. Top up or replace the transmission fluid if low or dirty
2. Repair any leaks in the transmission system
3. Replace worn transmission components if necessary
4. Test and replace any faulty transmission solenoids

How to erase DTC P1891 on Honda

1. Fix the underlying issue causing the DTC
2. Use a scan tool to clear the trouble codes
3. Drive the vehicle to ensure the code does not return

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