P0741 on Honda: How to Diagnose & Fix

How to Fix

Complete transmission replacement or rebuild required. Honda extended transmission warranty to 93 months/109,000 miles for 1999-2001 models. For 2002-2004 models with under 15,000 miles, dealers modified oil cooler return line; over 15,000 miles showing overheating damage received complete transmission replacement.

Owner tips & cautions

• WarningThis is the most serious issue affecting 2nd generation Odysseys - avoid 1999-2004 models unless transmission has been completely replaced
• TipCheck transmission fluid regularly for metal particles and discoloration indicating overheating
• TipRequest CarFax and maintenance records showing transmission replacement before purchasing used 1999-2004 Odyssey
• TipTransmission fluid should be changed every 30,000 miles on these models (not Honda's recommended 90,000) to prolong life

How to Fix

Honda issued TSB 17-043 recommending three consecutive drain-and-fill procedures to completely refresh transmission fluid, followed by software update to recalibrate transmission control module. Fluid deteriorates faster than expected under high heat loads. 2020+ models received improved software calibration.

Owner tips & cautions

• TipDemand complete triple drain-and-fill procedure per TSB 17-043 - single fluid change won't fix it
• TipAfter TSB repair, shuddering may take 100-200 miles of driving to disappear as transmission relearns
• WarningAvoid 2018-2019 Odyssey models if possible - 9-speed transmission has fundamental design flaws

How to Fix

Honda TSB 17-043 recommends complete transmission fluid change (drain-and-fill) followed by transmission control module software update to maintain fluid temperature within optimal range. In rare cases where torque converter is actually damaged, replacement required.

Owner tips & cautions

• TipTry fluid change + software update before replacing torque converter - most cases don't need converter replacement
• TipChange transmission fluid every 30,000-40,000 miles to prevent recurrence
• WarningDon't let dealer talk you into $2,300 torque converter replacement without trying TSB fluid change first

How to Fix

Visit Honda dealer for software updates (TSBs address torque converter judder and shift quality). Transmission fluid changes using Honda ATF 3.1, ZF LifeGuard 9, or Pentosin ATF-9 at 60,000 miles then every 30,000 miles can improve shift quality. Severe cases may require transmission replacement under warranty or class action lawsuit claims.

Owner tips & cautions

• TipFirst transmission fluid change at 60,000 miles, then every 30,000 miles thereafter - drain fluid hot after driving
• Tip2016-2017 models have the worst issues; 2019+ models have most problems resolved by Honda
• WarningUsing incorrect ATF fluid type can severely affect shift quality - only use Honda ATF 3.1, ZF LifeGuard 9, or Pentosin ATF-9

How to Fix

Perform a Honda DW-1 ATF drain-and-fill (often two or three cycles) to restore fluid condition; many owners report the shudder clears with fresh fluid. Persistent cases require torque-converter replacement (updated/revised converters address the early defect). Use only Honda DW-1 ATF — non-spec fluid worsens the shudder.

How to Fix

Check and correct ATF level and condition first — burnt or old fluid alone can cause weak/failed lock-up; do a proper Honda ATF-DW1 drain-and-fill (avoid non-Honda fluid). Inspect the TCC lock-up solenoid and its wiring/connector for damage or corrosion; replacing the lock-up solenoid (often a paired solenoid assembly on Honda units) resolves many cases. If fluid and solenoid are good, inspect the valve body/TCC valve. If the torque converter's internal clutch material is worn or the code persists after the above, the converter (or a rebuilt/replacement transmission) is required. Left unaddressed, chronic slip overheats and damages the transmission.

How to Fix

Early stage: Visit Honda dealer for latest TCM/PCM software updates (multiple TSBs released). Many owners report temporary improvement. Severe cases (slipping into neutral, complete failure): Transmission replacement or rebuild ($4,000-7,000). Check if your vehicle is covered under Honda's extended powertrain warranty (5yr/60k standard). Document all issues and visits - may qualify for lemon law buyback if multiple repair attempts fail. Consider extended warranty if purchasing used.

Owner tips & cautions

• WarningCRITICAL: If transmission slips into neutral while driving, pull over immediately and contact Honda roadside assistance. Document incident for lemon law claims.
• TipPassportForums owners report smoother shifts by manually holding lower gears on steep hills - reduces harsh downshifts and "hunting" behavior.
• TipUse Sport mode for highway driving - many owners report it reduces harsh downshifting and keeps transmission in appropriate gears longer.
• WarningDo NOT ignore transmission issues - multiple owners have experienced complete failure requiring $6k+ replacement. Address problems early.

How to Fix

Start with cheapest fixes first: (1) Road force balance all 4 tires ($80-150) - regular balance often doesn't fix it on Passports. (2) Rotate tires to see if vibration moves ($30-50). (3) Check tire pressure and inspect for uneven wear/cupping. If tires aren't the issue: (4) Transmission fluid flush may fix torque converter shudder ($150-250). (5) Inspect/replace worn suspension bushings ($200-600). (6) Driveshaft balancing ($150-300). PassportForums owners report road force balance fixes 60% of cases.

Owner tips & cautions

• TipPassportForums proven fix: Road force balance (not regular balance) at a reputable shop. Regular balance won't fix Honda wheel/tire combo issues.
• TipDiscount Tire/America's Tire does free road force balance for life if you bought tires there - PassportForums members love this perk.
• WarningDon't accept "normal characteristic" from dealer - vibration at highway speeds is NOT normal. Seek second opinion or try independent shop.
• TipIf vibration gets worse after tire rotation, it's definitely tire-related. Road force balance will fix it.

How to Fix

Per TSB 17-025, update the PCM/TCM software and drain-and-fill the transmission with Honda ATF DW-1 twice. Per TSB 17-026, if judder persists after the update, repeat the drain-and-fill three times. Honda extended the torque converter warranty to 8 years/150,000 miles on some Pilot/Ridgeline units - check coverage before paying. Owners who keep the truck long-term report doing a DW-1 drain-and-fill every 20,000-30,000 miles instead of the severe-service interval keeps the judder from returning. If the update plus fluid service fails, the torque converter itself is replaced.

How to Fix

First replace the transmission fluid with genuine Honda ATF (Honda units are very fluid-sensitive) and check level/condition; a drain-and-fill sometimes clears a marginal case. If the code persists, test and replace the lockup/torque-converter-clutch solenoid assembly. Continued shudder after solenoid and fluid service points to internal torque converter wear requiring a torque converter or transmission rebuild/replacement. Do not keep driving with the shudder — it overheats and further damages the transmission.

How to Fix

First-line fix is fresh Honda ATF — perform multiple drain-and-fill cycles with genuine Honda ATF (do NOT use a generic universal fluid in these units), which resolves the shudder on most vehicles per owner reports. If judder persists, the full Honda TSB remedy is to update the PCM software, replace the ATF, and in stubborn cases replace the torque converter. Use only Honda-spec ATF and re-check after the fluid service before condemning the converter.

How to Fix

Do a genuine Honda ATF (DW-1) drain-and-fill — often two or three cycles — and apply the applicable A/T software update per the TSB; many owners resolve the judder this way. Avoid non-Honda ATF, which can worsen shudder. If the judder or P0741 persists after fresh fluid and the reflash, replace the torque converter (and update software) as the TSB directs.

How to Fix

How to Fix

This is a SAFETY ISSUE - use parking brake ALWAYS when parking, especially on inclines. If vehicle rolls in Park, have transmission inspected immediately. Repair may require internal transmission rebuild ($2,000-4,000) to replace parking pawl and damaged components. Check for Honda recalls/TSBs affecting your VIN. Always use parking brake as backup - don't rely on Park alone.

Owner tips & cautions

• WarningCRITICAL SAFETY ISSUE: ALWAYS use parking brake when parking - do NOT rely on Park alone. Vehicle can roll away and cause injury/death.
• TipSet parking brake BEFORE shifting to Park - reduces stress on parking pawl and prevents failure.
• WarningIf you notice ANY grinding when shifting to Park or vehicle rolls even slightly, get transmission inspected IMMEDIATELY before it fails completely.

How to Fix

Early stage: Transmission fluid flush with genuine Honda ATF DW-1 ($150-250). Check for Honda software updates/TSBs for torque converter. Severe cases: Torque converter replacement ($1,500-2,500) or transmission rebuild ($2,500-4,000). CrosstourOwnersClub reports some dealers performed torque converter software updates that improved shudder. Use only Honda ATF DW-1 - aftermarket fluids make shudder worse.

Owner tips & cautions

• TipAsk dealer for torque converter software update (TSB may exist) - some CrosstourOwnersClub members report this fixed shudder.
• WarningDon't ignore shudder - it indicates torque converter wear. Continued driving can lead to complete transmission failure requiring $3k+ rebuild.