What does Engine code P0735 mean?
Gear 5 Incorrect Ratio
OBD-II Code P0735 is defined as a Gear 5 Incorrect Ratio. The Transmission is responsible for converting the power produced by the engine to movement of the vehicle. The transmission has its own control module (TCM).
What is too hot for a Duramax transmission?
Temperatures from 230-240 have been reached with no damage to the transmission. If you are seeing temps above 225 degrees on a regular basis you should check your fluid level. Fluid levels to high may cause excessive temperature.
What causes Allison transmission to overheat?
Possible the heat exchanger in the radiator does not have good flow. The lower fitting can get debris from failed converter clutch material. Running the trans fluid at the top hash mark can cause the Allison to run hotter than normal.
What EGT temp is safe for a Duramax?
GM says the Duramax is designed to run for extended periods at 1300 or 1350* (one of the two). And I think up around 1450 or something for short bursts. Something like that. But people run them way way hotter and have been holding, others have been doing the same and melt pistons or blow a hole through them.
Where is the p0735 gear 5 trouble code?
The P0735 code is an indicator that the automatic transmission can’t be shifted to the 5th gear. This code is used in vehicles that are built with automatic transmissions/transaxles that rely on torque converters to drive the rear wheels and increase the engine torque output. The converter is located between the transmission and the engine.
What does the p0735 code on an OBD-II mean?
P0735 code definition. The P0735 code is an indicator that the automatic transmission can’t be shifted to the 5th gear.
What is the Allison Transmission Code for a Duramax?
My truck has 289K on it I’m second owner since 150K. My truck threw a code P0700 and P0735 after I had what seemed like a slip or clunk at around 55 to 60 mph and that’s when check engine light came on. I cleared the code with my EFI live and it hasn’t came back on again but it stills does it once in awhile.
What does po735 stand for in Allison Transmission Code?
PO735 is 5th gear incorrect ratio, meaning 5th gear is slipping. I know about the 5th gear ratio but can a NSBU cause this code or cause my drive or reverse to go to neutral if i don’t put foot on throttle right away