My Sexy UDMs

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Thanks to AS for the fantastic shots! Car is still with me lah but should be leaving my garage soon. Going to do a mini E46 gathering. AS gona arrange. Got photoshoot session too. :D
 
Old CCFL angel eyes finally gave in after 3 years of service.

DIY night - LED angel eyes. All-in cost RM180 + RM3.80 mamak makan fees. Credits to fellow buddy Iceduke for a 2.5hrs job on a chilly Thursday night. :D

 
Last check during monthly INPA self-diagnostic revealed that GB temperature been on the high side with average of 99c during idle and 126c after a few runs. Normal temperatures should be around 80c during idle and 110c max.

Mechanic have suggested to replace the gearbox heat exchanger as it may be blocked causing not being able to perform at optimum level to cool down the GB.

Stock E46 heat exchanger (water-cooled) can be further illustrated by photo below. Very efficient cooling but the down side is it may get blocked over time and no longer performs optimally which in the long run may damage the GB as internals are no longer sufficiently cooled. This may attribute to premature GB failure which happens to many E46s. Signs of overheating GB are obvious jerks during upshift/downshift and dark-colored ATF.

Apart from GB damage due to overheat, GB may also be damaged if heat exchanger is damaged causing mixture of coolant and ATF to be routed back to GB.


25.png



Mechanic suggested for long-term, the E36 heat exchanger (air-cooled) is a better replacement as it requires no maintenance and no risk of failing (unlike the stock E46 exchanger) since it's air-cooled. Even though being an air-cooled alternative, it maintains the same level of effectiveness in cooling of the GB.

The same air-cool engineering was applied on all E39. Photo of both E36 and E39 heat exchanger as below.


E36
181.png



E39
9.png



Total all-in cost for parts and labor is RM500, inclusive of topping up of 1L of ATF.


No photos taken during replacement as car was left at mechanic's while I go to work. Photo taken by udm68 shows removal of bumper. LOL

 
For once when i saw the front bumper off you wer upgrading your bumper, so that i can buy the bumper off u bro....hehehe...peace!!
 
wingzee;820476 said:
Last check during monthly INPA self-diagnostic revealed that GB temperature been on the high side with average of 99c during idle and 126c after a few runs. Normal temperatures should be around 80c during idle and 110c max.

Mechanic have suggested to replace the gearbox heat exchanger as it may be blocked causing not being able to perform at optimum level to cool down the GB.

Stock E46 heat exchanger (water-cooled) can be further illustrated by photo below. Very efficient cooling but the down side is it may get blocked over time and no longer performs optimally which in the long run may damage the GB as internals are no longer sufficiently cooled. This may attribute to premature GB failure which happens to many E46s. Signs of overheating GB are obvious jerks during upshift/downshift and dark-colored ATF.

Apart from GB damage due to overheat, GB may also be damaged if heat exchanger is damaged causing mixture of coolant and ATF to be routed back to GB.


25.png



Mechanic suggested for long-term, the E36 heat exchanger (air-cooled) is a better replacement as it requires no maintenance and no risk of failing (unlike the stock E46 exchanger) since it's air-cooled. Even though being an air-cooled alternative, it maintains the same level of effectiveness in cooling of the GB.

The same air-cool engineering was applied on all E39. Photo of both E36 and E39 heat exchanger as below.


E36
181.png



E39
9.png



Total all-in cost for parts and labor is RM500, inclusive of topping up of 1L of ATF.


No photos taken during replacement as car was left at mechanic's while I go to work. Photo taken by udm68 shows removal of bumper. LOL


Bro..where u did it?can recommend me d workshop?
 
Healthy GB temperature after normal town driving and uphill spirited drive. Tested over the weekend with long drive from KL-Taiping and back. Temperatures averaged around 98c the highest.

For reference, GB temperature is at 57c upon cold start.

Recommended mod for enthusiast who rempit their rides as maintaining optimum GB operating temperature is essential to a GB.

Since overheated GB can be a silent killer, it is recommended to check GB temp from time to time.

 
Bro wingzee,
So you replaced with the ori E46 or you mod to E36?
I've changed mine 2 months back, had no issue with gb but as part of my wear n tear change plan.
 
Strider74;821010 said:
Bro wingzee,
So you replaced with the ori E46 or you mod to E36?
I've changed mine 2 months back, had no issue with gb but as part of my wear n tear change plan.

Original E46 cooler is left at the same location but unused (sealed) and E36 cooler was added. The reason behind the mod is it requires zero maintenance (no worries about stucked cooler) and cost almost the same as replacement of E46 original cooler.
 
Sunday afternoon was spent giving the car a good wash. Upon washing, realized alignment of recently installed angel eyes is abit off. Decided to open up the headlamp and readjust and re-glue with 3M double-sided tape instead of originally seller-provided tape which couldn't withstand our heat. Credits to fellow buddy Iceduke for the guidance provided during first installation. Now feel more confident in doing all by myself. Just gotta be really gentle to ensure nothing is broken. :D

Angel eyes is currently on always-on mode with runs as a DRL which switches on whenever ignition is on, ala F10 F30 style. Hehehe









 
i notice there are holes on your hi beam reflectors. what are they for?

also how come your car always looks shiny? what's the secret bro? jealeous la my car not up to standard. hehe.
 
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