2020 Honda CR-V EXL would not start past week on two days (12/01/2025 and 12/03/2025). Auto mechanic (C&K Auto Clinic) has the following assessment: Check for key off draw. Found slightly excessive battery drain ranging from 75 milliamps to 150 milliamps. Found back up fuse #18 to be circuit causing draw. Will need additional time to continue tracing back up fuse circuit. Replace faulty…
2020 Honda CR-V electrical problems
severe 35 complaints filed with NHTSA · avg repair $850 · see electrical across all vehicles →
Complaints
35
Recalls
0
Avg fix
$850
2crashes
2fires
1injury
What stands out
Owners have filed 35 electrical complaints with NHTSA against this vehicle, but no formal recall covers the issue — the federal record reflects what manufacturers have admitted, not everything owners are reporting.
The failure pattern owners describe
Buyer takeaway: The 2020 CR-V has a troubling pattern of electrical failures—from battery drain and sudden uncontrolled acceleration to unexpected window opening and display blackouts—with some incidents serious enough to cause injury or fire. Many owners report dealers cannot diagnose root causes, Honda denies warranty coverage for electrical design flaws, and similar issues have persisted across model years without recalls.
Owners describe an assortment of electrical gremlins affecting the 2020 CR-V, many of which create safety hazards. Sudden unintended acceleration with brake failure during parking caused at least one crash into a building, with the Collision Mitigation system failing to engage and airbags not deploying. Multiple owners report loss of motive power at highway speeds—one on a fast lane at 70 mph—with warning lights flashing randomly before the vehicle dies entirely. Battery drain is endemic: vehicles go dead after a week of parking, requiring jump starts repeatedly, even with only thousands of miles on the odometer. A design flaw in the automatic mirror dimming harness causes blown fuses and system failures; Honda denied warranty coverage. Windows and moonroofs open unprompted while vehicles sit locked and parked, causing thousands in water damage. Two separate fire incidents occurred in the cabin with no crash involved, one totaling the vehicle. Display screens black out while driving, leaving operators unable to see speed or navigation. The electronic parking brake and transmission park fail to hold the vehicle, allowing it to roll backward. Dealerships often cannot diagnose root causes, reset warning lights without explanation, and deny responsibility by claiming owner use caused electrical faults. Honda acknowledges some issues via technical service bulletins (radio interference triggering EVAP faults, display blackouts in earlier model years) yet has not addressed identical problems in the 2020.
Failure modes owners describe
Sudden unintended acceleration with brake failure
Vehicle accelerated uncontrollably while operator had foot on brake in slow parking maneuver. Airbags did not deploy; Collision Mitigation system did not engage. Event Data Recorder inspection inconclusive.
When: 2020 model, specific mileage not stated
Symptoms owners cite: sudden acceleration despite brake application; vehicle lurching forward uncontrollably; airbags failed to deploy; collision mitigation system did not engage
Repairs/costs cited: Honda dealership stated 'no defects in materials or factory workmanship were found' after inspection; vehicle released to owner who refused to drive it
Recalls/TSBs owners mention: Honda corporate case opened; vehicle evaluated after body shop repairs; no defects found per dealer report
Wiring harness short in automatic mirror dimming system
Wiring harness (P/N 32155-TLA-A31 32119) for automatic mirror dimming runs from front headliner to rear-view mirror with inadequate strain relief. Short circuit caused blown fuses and multiple system warning failures.
When: First failure 5/9/2021, recurred 5/25/2021 after remote start use
Symptoms owners cite: multiple system failure warnings on dash; blown fuse (P/N 38221-SNA-A41); failures occurred after remote start function
Repairs/costs cited: Dealership identified short in harness; owner claims damage harness not returned for inspection; repair not covered under warranty per dealership determination
Recalls/TSBs owners mention: Warranty claim denied; dealership attributed failure to owner placing handicap placard and sunshade on harness
Uncontrolled acceleration and direction changes in park
Vehicle refused to shut off after being placed in Park; car accelerated forward and backward repeatedly, changing direction without operator input. Incident ended when another vehicle struck the CR-V.
When: 9/19/2023 evening; owner had received $850 electronics repair from Honda dealership approximately one month prior (late July 2023)
Symptoms owners cite: vehicle refused to shut off when in Park; uncontrolled acceleration forward and backward; inability to control vehicle direction; radio control issues the following morning
Repairs/costs cited: Vehicle received $850 electronics repair at Honda dealership in late July 2023 preceding this incident
Recalls/TSBs owners mention: Police report filed (2023-09190211); Honda dealership has detailed records of prior electronics work
Fuel pump running after engine shutdown
Fuel pump continued running after vehicle was shut off and locked, draining battery. Dealership acknowledged at least one other case with same issue. Concern raised about potential premature fuel pump failure or engine damage from fuel intrusion.
When: 1/9/2024 after vehicle locked and off for hours
Symptoms owners cite: fuel pump running after shutdown; audible fuel pump noise from rear of vehicle; battery drain
Repairs/costs cited: Vehicle not yet inspected; dealership indicated willingness to inspect if loaner car available
Recalls/TSBs owners mention: Dealership (Cannon Honda, Vicksburg MS) acknowledged at least one other similar complaint on 1/10/24
Windows and moonroof opening unexpectedly
All windows and moonroof opened without operator input while vehicle was parked in driveway with keys inside house. Rain caused approximately $18,000 in water damage. Owner states Honda aware of issue since at least 2017 on earlier model years.
When: Evening while parked; owner reports issue documented on CR-Vs since 2017, recent incident on 2021 model
Symptoms owners cite: all four windows opened unexpectedly; moonroof opened unexpectedly; no operator input or key fob use
Repairs/costs cited: Repairs cost approximately $18,000; water damage to interior, seats, carpet
Recalls/TSBs owners mention: Honda has taken no responsibility; owner states Honda aware of issue for at least five years
Body Management System failure with cascading electrical issues
Multiple electrical system failures including remote starter malfunction, door locks acting erratically, and intermittent lighting issues. Body Management System replacement required; subsequently door locks also failed. Later complete electrical system failure.
When: Failures began earlier in 2023; vehicle purchased new 2020
Symptoms owners cite: remote starter would not work; door locks acting strangely; various lights acting erratically; total electrical system failure by 9/3 (no electrical or electronic systems working)
Repairs/costs cited: Body Management System replaced (part on back order for weeks); door locks subsequently replaced on second visit; final complete failure resolved pending repair
Recalls/TSBs owners mention: 3-year warranty expired; owner had 4-year warranty extension; repairs covered under extended warranty
Fire originating from rear passenger compartment
Vehicle suddenly caught fire with flames originating from rear seat area while running. No crash involved. Fire rapidly spread inside cabin creating immediate safety hazard. Fire department extinguished fire; vehicle declared total loss.
When: Incident occurred with no prior warning or mechanical issues
Symptoms owners cite: sudden fire with flames from rear seat/rear passenger compartment area; rapid smoke and flame spread inside cabin
Repairs/costs cited: Vehicle declared total loss; severe fire damage
Recalls/TSBs owners mention: Vehicle available for inspection by manufacturer, insurer, or investigators
Display screen water intrusion and failures
Center display console shows signs of water intrusion; screen goes dark intermittently and requires restart to clear. Odometer reset function fails; text-to-speech volume control inoperative.
When: Approximately 6 months before complaint (at ~26,000 miles); continued at 30,000 miles
Symptoms owners cite: water appearance in display screen; screen going completely dark; screen requires restart to clear; odometer reset function failure; text-to-speech volume control inoperative
Repairs/costs cited: Dealer unable to diagnose when water visible; screen clears before inspection
Recalls/TSBs owners mention: Dealer instructed owner to take pictures when problem occurs
Dashboard and infotainment display blackout while driving
Both dashboard and infotainment system screens went completely dark while driving on interstate. Pulling over and restarting vehicle did not resolve issue immediately; screens eventually returned after using steering wheel controls and brightness adjustments. Similar issue reported by friend with same model.
When: One-time occurrence reported; similar recall applied to 2017-2019 CR-Vs
Symptoms owners cite: dashboard and infotainment screens go completely dark; screens unreadable while driving; screens return after steering wheel controls and brightness adjustments
Repairs/costs cited: Dealership unable to find any issues; no active recalls found
Recalls/TSBs owners mention: Similar issue resulted in recall for 2017-2019 CR-Vs; 2020 models with same/similar issue not addressed by Honda to date
Fire in cabin with subsequent structural damage
Vehicle parked under carport with engine running. Moments after driver exited, flames present in vehicle cabin. Fire department called and extinguished flames. Carport, driveway, home exterior, and interior sustained damage; home had smoke inhalation; owner's oxygen tank inside vehicle destroyed.
When: Failure mileage 127,000
Symptoms owners cite: sudden fire in vehicle cabin; flames spread inside cabin
Repairs/costs cited: Cause of fire not determined
Recalls/TSBs owners mention: Manufacturer and local dealer notified; no assistance offered
Radio interference-triggered EVAP system fault with check engine light
Check engine light illuminated. Dealership identified TSB 02-081 which covers radio interference in environment triggering EVAP system fault. Honda's repair involves adding a wiring harness, indicating design defect.
When: Check engine light illuminated 1/24/2023 at 7am; dealer inspection 1/26/2023
Symptoms owners cite: check engine light illumination
Codes mentioned: TSB 02-081 applies
Repairs/costs cited: Repair cost over $330; fix requires adding wiring harness (owner out of warranty)
Recalls/TSBs owners mention: TSB 02-081 acknowledges radio interference can trigger EVAP fault; repair adds wiring harness
Loss of motive power with LIMP Mode activation
While driving at various speeds, vehicle lost power, decelerated, and entered LIMP Mode. Check engine, ABS, and Emissions warning lights illuminated. Dealer unable to determine cause; failure persisted.
When: Failure mileage approximately 70,000 (first incident); second incident at approximately 51,000 miles with similar symptoms
Symptoms owners cite: sudden loss of motive power; vehicle deceleration; LIMP Mode activation; check engine light flashing then remaining illuminated; ABS warning light; Emissions warning light; inability to accelerate above 15 mph; battery drained to one bar
Repairs/costs cited: Vehicle not repaired; dealer unable to duplicate failure
Recalls/TSBs owners mention: Manufacturer notified of failure; no assistance offered
Electrical short in braking system wiring
While braking in parking lot, clunking sound heard from braking system followed by brake failure. Vehicle required forceful brake pedal depression to eventually stop.
When: Failure mileage approximately 13,000
Symptoms owners cite: clunking sound from braking system; brake system became inoperative; required forceful brake pedal depression to stop
Repairs/costs cited: Diagnosed with electrical wiring short
Recalls/TSBs owners mention: Manufacturer not notified of failure
Recurring warning light system resets without diagnosis
All warning lights come on together repeatedly. Dealer resets system without providing specific reason for warnings. Problem recurs frequently enough that owner learned to perform reset themselves.
When: Problem started one year after vehicle purchase; recurs often
Symptoms owners cite: all warning lights come on; recurring warning light activation
Repairs/costs cited: Dealer performs system reset without diagnosis; owner now performs resets independently
Recalls/TSBs owners mention: Manufacturer communication limited to emails and phone calls with no resolution offered
Body Control Module internal failure with battery drain
Internal failure in body control module caused dysregulation of internal electronic components and battery drainage. Electronic components powered on with vehicle off. Module replaced.
When: <UNKNOWN>
Symptoms owners cite: battery drainage; electronic components powering on with vehicle off
Repairs/costs cited: Initial battery replacement had no effect; body control module replaced for approximately $777; repair completed within two days after diagnosis
Chronic battery drain requiring repeated replacements
Battery dead or deeply discharged multiple times within short intervals. Multiple battery replacements at dealership; pattern continues. Issue began within weeks of lease start.
When: First incident within one week of lease start (May 2019); recurred every few weeks through at least July 4 weekend 2022
Symptoms owners cite: battery dead on multiple occasions; inability to start vehicle
Repairs/costs cited: Multiple battery replacements; issue recurs with replaced batteries
Recalls/TSBs owners mention: Dealership replaces battery each time without identifying underlying cause
Excessive key-off battery drain from faulty backup fuse circuit
Vehicle exhibits excessive battery drain when parked. Independent mechanic diagnosed backup fuse #18 circuit causing drain ranging from 75-150 milliamps. Faulty battery replacement and continued circuit tracing required.
When: Vehicle would not start on 12/01/2025 and 12/03/2025
Symptoms owners cite: battery dead preventing vehicle start; key-off battery drain
Repairs/costs cited: Mechanic found excessive battery drain (75-150 milliamps); identified backup fuse #18 circuit as cause; battery replaced (faulty); continued circuit tracing recommended
Complete loss of motive power on highway at 70 mph
Vehicle stopped completely on major highway while in fast lane at 70 mph. Multiple warning sensors flashed randomly before vehicle stopped. Operator out of warranty.
When: <UNKNOWN>
Symptoms owners cite: sudden loss of all motive power on highway; random warning sensor flashing (TPMS, Mitigation, Emergency Braking System)
Repairs/costs cited: Vehicle stopped; no repair information provided
Recalls/TSBs owners mention: No response mentioned
Dashboard and radio display blackout with extended recovery time
Dashboard and radio display go dark and become unreadable while vehicle in motion. Recovery can take more than an hour. Speed and navigation become invisible during blackout. Similar issue reported on 2017 Honda CR-V with no Honda tech bulletins addressing it.
When: Issue documented on at least two model years (2017 and 2020)
Symptoms owners cite: dashboard display goes dark and unreadable while driving; radio display goes dark; extended recovery time (over one hour); loss of speed visibility; loss of map directions
Repairs/costs cited: <UNKNOWN>
Recalls/TSBs owners mention: Honda has no tech bulletins on this issue despite occurring across multiple model years
Battery drain requiring jump start after short parking periods
Battery completely discharged after parking vehicle for one week or more, requiring jump start. Vehicle had fewer than 2,000 miles at time of first occurrence. Dealership suggested more frequent driving as solution.
When: First incident with under 2,000 miles; has occurred multiple times
Symptoms owners cite: battery dead after one week or more of parking; inability to start vehicle
Repairs/costs cited: Requires jump start
Recalls/TSBs owners mention: Dealership advised driving more frequently
Automatic brake engagement on multi-lane highways without cause
Automatic emergency braking system engages multiple times per year when no traffic is present ahead of vehicle. Occurs only on multi-lane highways in both day and night conditions. Weather always clear when incidents occur.
When: Incidents occur multiple times each year
Symptoms owners cite: automatic braking engagement without traffic ahead; occurs on multi-lane highways only
Repairs/costs cited: <UNKNOWN>
Battery system failure with repeated parking lot abandonment
Vehicle battery fails leaving operator stranded in dark parking lot for 2-3 hours. This has occurred three times.
When: <UNKNOWN>
Symptoms owners cite: battery failure; inability to start vehicle
Repairs/costs cited: <UNKNOWN>
Recalls/TSBs owners mention: Dealership in Naples, FL acknowledged incidents
Tire pressure monitoring system fault with erroneous warning
Dashboard displays 'Low Tire Pressure' warning even after tire filled with air. Diagnostic report pulls up anti-lock brake system issues; sensor not reporting on dashboard.
When: <UNKNOWN>
Symptoms owners cite: low tire pressure warning on dashboard despite adequate tire pressure; ABS issues in diagnostic report
Repairs/costs cited: <UNKNOWN>
Infotainment display freeze and crash in rear camera view
Infotainment display periodically freezes when in rear camera view while vehicle moving forward. Display also freezes in other views and crashes completely.
When: <UNKNOWN>
Symptoms owners cite: display freezes in rear camera view during forward motion; display freezes in other views; display crashes
Repairs/costs cited: Dealer unable to reproduce issue
Recalls/TSBs owners mention: Dealer unable to confirm or reproduce
Instrument cluster complete failure during night driving
Instrument display went completely dark while driving at night on city street. Vehicle remained operational but operator had no visibility of speed or engine status. All warning lights subsequently came on in sequence repeatedly. Dealer diagnosed instrument display cluster failure.
When: Incident at night on city street at approximately 30 mph
Symptoms owners cite: instrument display goes completely dark while driving; all warning lights come on in sequence repeatedly; loss of speed visibility; loss of engine status visibility
Repairs/costs cited: Dealership determined instrument display cluster failure after two days in shop
Recalls/TSBs owners mention: Contacted Honda; final repair resolution still pending
Electronic parking brake and transmission park malfunction
Vehicle parked on slight incline with transmission in Park and electronic parking brake engaged. After engine shutoff, vehicle rolled backward approximately 20-30 seconds. Operator unable to re-engage Park or electronic parking brake. Operator's foot run over by vehicle resulting in injury.
When: <UNKNOWN>
Symptoms owners cite: vehicle rolling backward after engine shutoff; transmission Park not engaging; electronic parking brake not engaging
Repairs/costs cited: Cause unknown
Recalls/TSBs owners mention: Vehicle available for inspection
Unexpected window and moonroof opening while parked
All four windows and moonroof automatically opened while vehicle was locked and parked in store parking lot during heavy rainstorm. No operator input or key fob activation. All interior seating, carpeting, and cabin areas soaked from rain.
When: <UNKNOWN>
Symptoms owners cite: all four windows opened unexpectedly; moonroof opened unexpectedly; no operator input
Repairs/costs cited: Extensive water damage to interior
Four windows rolling down unexpectedly while parked and locked
All four windows rolled down without any occupant in vehicle. Vehicle was parked and locked.
When: <UNKNOWN>
Symptoms owners cite: all four windows rolled down unexpectedly; no occupant in vehicle
Repairs/costs cited: <UNKNOWN>
Fuel injector failure causing electrical system crash
Failed fuel injectors caused electrical system to crash.
When: <UNKNOWN>
Symptoms owners cite: fuel injector failure
Repairs/costs cited: <UNKNOWN>
Synthesized from 35 NHTSA owner complaints — unverified consumer allegations, summarized for patterns. The verbatim filings appear below.
What owners are reporting 1 most recent
Had electrical trouble with your 2020 Honda CR-V?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the electrical problem on the 2020 Honda CR-V?
It's a meaningful issue. 35 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Based on the 35 complaints filed, electrical issues most often appear around 38,381 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2020/Honda/CR-V.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.