ZF 4. HP2. 2 AUTOMATIC GEARBOX FREQUENTLY ASKED QUESTIONSHere are some frequently asked questions regarding the 4. HP2. 2 automatic gearbox. Submit corrections and additions to this information to The Olds FAQ Compiler. Automatic Transmission Identification. On the RH side of the transmission, just above. Free VIN Decoder Check VIN Number VIN Lookup For Decoding Your Saturn Car History Auto Vehicle Identification Number. Look up vehicle identification. My Autobox is now only able to select reverse. Why Your A clutch forward drive has failed and you will require a replacment autobox. I have just fitted a rebuilt ZF gearbox but the gear shifting speeds is nothing like it used to be. I have to rev the engine really hard to make it change up. Why Check the setting of the kick down cable, if it is too tight the gearbox will think you have more throttle applied than is the case. Hy53o3szgQM/hqdefault.jpg' alt='How To Convert Manual Car To Automatic' title='How To Convert Manual Car To Automatic' />Check and adjust the gearbox accordingly. As a guide the looser the cable, the earlier it will shift, visa versa the tighter the cable, the later it will shift. What oil should I use in my Auto ZFHP2. We recommend you use AFT Dextron 23. What is the oil capacity of the ZF 4. HP2. 2 Oil change approx 5 Litres. Dry fill approx 9 Litres. How To Convert Manual Car To Automatic' title='How To Convert Manual Car To Automatic' />I have just fitted a reconditioned ZF autobox. I have filled the box with the correct amount of oil but have no drive at all, forward or reverse. Why The first thing to do is to remove the oil cooler pipe from the bottom of the gearbox put a container under the open end to catch the oil and start the engine. You should get a good flow of oil. If not the pump has been broken during installation and will need replacingrebuilding. The torque convertor must be fitted to the gearbox, located correctly on the pump and locked into position before the gearbox is offered to the engine, otherwise damage will occur to the pump, resulting in no oil flow and subsequent to other parts of the autobox. When I start my Automatic Range Rover in the mornings it takes a while to engage drive, it has not always done this. The Queen City. How To Convert Manual Car To Automatic' title='How To Convert Manual Car To Automatic' />This has become worse in the cold weather. Why It sounds like you need to change the filter In the cold weather, i. The Pontiac G8 is a rearwheel drive sedan that was produced by Holden in Australia, and then exported to the United States, where it was sold by Pontiac. How to drive a manual car Its not that difficult. Simple and easy car driving tips of total beginners. Learn the secret nowOnce the oil becomes warm it flows more freely and can pass through the filter more easily. Hence the problem only occurs when the oil is cold. To remedy this problem your filter needs to be changed. This should be done sooner rather later to reduce the possibility of damage to the autobox, by the clutches slipping during this slow engagement. I have a 4sp ZF, when I select D the vehicle wont move, when I select 1 the vehicle moves off. I can then select D and continue to drive normally. If I stop I have to start in first again. Hi I would wish to convert my 1998 300TDI Defender 110 from manual to autobox I have the opportunity to aquire a P38 4. Overfinch gear transfer box. The ninespeed automatic needs a second update to fix rough and delayed gearshifts. Read more at Car and Driver. How to convert a Manual Shift CJ to an Automatic on the column FYI I often have Automatic Converison packages available Includes CJ Automatic Transmission. Why A sprag clutch has inverted and will need replacing. No further damage will occur if you continue to drive but you will need to select 1 every time to start moving. A rebuild is required to correct this. I have a 4 speed ZF Auto and it sticks in first gear in the morning or when cold and is reluctant to change up from 1st gear. Once the gearbox has warmed up it shifts normally. Why The governor valve is sticking, which can be caused by contamination. The fine debris finds its way past the filter and tends to accumulate in the governor, causing it to stick. A temporary solution is to remove and clean the governor. The problem will often recur as debris from damaged parts continues to build up in the governor. If the problem continues after cleaning the governor then it may be necessary it replace your Autobox. We have noticed many customers reporting this fault starting a few days after an oil and filter change and after researching this using our experience and the expertise of others in the trade we have come to the conclusion that as ATF oil is a detergent type oil, when the oil is changed this will dislodge and stir up settled debris in the autobox which in turn jams the governor valve. In light of this although it sounds controversial it is debateable if changing the oil and filter is a good idea, some say if the box it going to fail it will fail if the oil is good or bad and their advice is leave it alone. I am still undecided but the truth is I get a lot of calls from customers thinking they are looking after the autobox by servicing it and a few days later this fault occurs. I have a range rover classic with V8 and ZF autobox and I want to remove the V8 and Fit a 3. TDi,There are 3 ways to do this,1 fit the whole stock 3. V8 ZF, be careful not to break the pump. V8 ZF to the 3. 00, this allows you to use the bigger V8 converter which is desirable over the smaller 3. The above frequently asked questions are courtesy of Ashcroft Transmissions.