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by miklilmag
Wed Apr 08, 2020 10:16 pm
Forum: Engine - Mechanical - Electrical
Topic: Idling/stalling issue - '89 635csi
Replies: 6
Views: 1121

Re: Idling/stalling issue - '89 635csi

Ralph in Socal wrote:
Sat Apr 04, 2020 2:58 pm
Check coolant temp sensor and it’s wiring. My experience with the B35 is limited but on the earlier cars it’s very easy to misconnect the connectors and sensors

Ralph
THIS!
Replace the coolant sensor and check the wiring, special attention to where the wire meets the plugins!

Good luck!
Franke
by miklilmag
Tue Apr 07, 2020 4:44 pm
Forum: Engine - Mechanical - Electrical
Topic: Removal of 30mm driveshaft flange nut
Replies: 25
Views: 2457

Re: Removal of 30mm driveshaft flange nut

Hello
Worth a try
Sometimes they brake loose tab/hitting the breaker bar with a small sledgehammer

Good luck
Franke
by miklilmag
Fri Aug 02, 2019 3:16 pm
Forum: Engine - Mechanical - Electrical
Topic: 87 635 - Cold Start Problem
Replies: 5
Views: 1098

Re: 87 635 - Cold Start Problem

hello, doing some investigating troubleshooting, keep it simple, unmeasured air, vacuum leak, hose cracked or broken,.....or, fuel filter clogged,fuel pump kaput (pick up sock/screen clogged), fuel pressure regulator, or... ecu wet/moist, distributor cab/ rotor, wishing you good luck, keep us posted...
by miklilmag
Sun Apr 07, 2019 12:21 am
Forum: Engine - Mechanical - Electrical
Topic: Car cut out while driving - wont restart! Help!
Replies: 15
Views: 2649

Re: Car cut out while driving - wont restart! Help!

Hello
The whole not cranking thing throws things off,
If you have it in park, on rock the whole car back and forth, still no cranking afterwards?

Franke
by miklilmag
Sun Apr 07, 2019 12:14 am
Forum: Engine - Mechanical - Electrical
Topic: Car cut out while driving - wont restart! Help!
Replies: 15
Views: 2649

Re: Car cut out while driving - wont restart! Help!

Hello,
Whatever happened sucks!
BIG time!
points to a faulty main relay!
Good luck!
Franke
by miklilmag
Sat Apr 06, 2019 2:47 pm
Forum: Engine - Mechanical - Electrical
Topic: Automatic Transmission Issue
Replies: 4
Views: 896

Re: Automatic Transmission Issue

Hello, Specialist, not so special, not knowing about your ZF transmission, Some suggestions: ..Low on fluid?? ...sport mode selector switch?, Spilled a beverage lately? unplug and go for a test drive, ..Plug-in by tranny?..loose connection? Maybe! ..Valve for 4th. might be stuck,?.. remove, rebuild ...
by miklilmag
Sat Dec 29, 2018 6:33 am
Forum: Engine - Mechanical - Electrical
Topic: Rough Idle, dies on slight throttle - with video for diagnosis.
Replies: 18
Views: 3442

Re: Rough Idle, dies on slight throttle - with video for diagnosis.

Hello, More diagnostic is needed. You can do a pressure check on fuel system. I have seen same symptoms with different reasons, like catalic converter failing, screen clogged on in-tank pump or one of the pump's broken, fuel filter clogged, coolant temperature sensor (CTS) failing. Also, ECU just we...
by miklilmag
Mon Dec 24, 2018 5:28 am
Forum: The Saloon
Topic: Happy Christmas!
Replies: 21
Views: 5115

Re: Happy Christmas!

Froehliche Weinachten und einen
Guten rutsch in's neue jahr!

Franke
by miklilmag
Tue Oct 02, 2018 7:21 pm
Forum: Engine - Mechanical - Electrical
Topic: Completely confused as to why my engine isn't running right
Replies: 32
Views: 6853

Re: Completely confused as to why my engine isn't running right

miklilmag wrote:
Tue Oct 02, 2018 7:16 pm
relay_jumpers_193_114.jpeg
Start and run okay
Also over ride's the OBC relay under steering wheel
Good luck
Franke
by miklilmag
Tue Oct 02, 2018 7:16 pm
Forum: Engine - Mechanical - Electrical
Topic: Completely confused as to why my engine isn't running right
Replies: 32
Views: 6853

Re: Completely confused as to why my engine isn't running right

relay_jumpers_193_114.jpeg
relay_jumpers_193_114.jpeg (53.67 KiB) Viewed 4376 times
Start and run okay
by miklilmag
Sun Mar 11, 2018 2:23 am
Forum: Engine - Mechanical - Electrical
Topic: Limp mode...
Replies: 22
Views: 5762

Re: Limp mode...

Hello


I haven't had a chance to get underneath the car to check on the connector (to eliminate it as a possibility) that plugs into the side of the transmission; weather & circumstances prohibit it for now.
[/quote

do this soon!

Good luck,
Franke
by miklilmag
Thu Sep 21, 2017 5:34 pm
Forum: Engine - Mechanical - Electrical
Topic: Completely confused as to why my engine isn't running right
Replies: 32
Views: 6853

Re: Completely confused as to why my engine isn't running right

Hello,
Looking for,

moisture in ecu, specially if sitting in rain,

Good luck,
Franke
by miklilmag
Fri Jul 28, 2017 4:06 pm
Forum: Engine - Mechanical - Electrical
Topic: Engine Running Hot in Traffic
Replies: 5
Views: 2112

Re: Engine Running Hot in Traffic

Hello Clutch on fan, They gum up, cleaned a couple with non chlorinated brake cleaner, the last on my Son's e32, used a piece of brake line tubing, bent a u shape on one end, was able to slide on a straw on other end, the one that comes with the can, sprayed front off fan clutch, was able to use sam...
by miklilmag
Sun Jun 04, 2017 6:49 pm
Forum: Engine - Mechanical - Electrical
Topic: 4hp22-EH wiring harness / cannon plug
Replies: 5
Views: 2528

Re: 4hp22-EH wiring harness / cannon plug

Hello,
Mouser electronic, zf plugin supplies,
Franke
by miklilmag
Tue Dec 13, 2016 9:28 pm
Forum: Engine - Mechanical - Electrical
Topic: 1988 M30 B3.4 Automatic won't crank
Replies: 23
Views: 6314

Re: 1988 M30 B3.4 Automatic won't crank

weber magic wrote:
miklilmag wrote:Hello,
Auto tranny,
Not mentioned yet,
Neutral saftey switch inside shifter needs to know it is in park or neutral, or it will not crank,

Franke
Doesn't jumping the diagnostics port negate the Neutral safety switch?
No, it does not,

Franke
by miklilmag
Tue Dec 13, 2016 9:19 pm
Forum: Engine - Mechanical - Electrical
Topic: 1988 M30 B3.4 Automatic won't crank
Replies: 23
Views: 6314

Re: 1988 M30 B3.4 Automatic won't crank

Hello,
Auto tranny,
Not mentioned yet,
Neutral saftey switch inside shifter needs to know it is in park or neutral, or it will not crank, (might be kaputt)
If the later you can over ride it by jumping the two brown wires in the connector plug

Franke
by miklilmag
Sat Dec 10, 2016 8:17 am
Forum: Exterior
Topic: door locks work some weeks, some weeks they don't
Replies: 11
Views: 4433

Re: door locks work some weeks, some weeks they don't

Hello
relay/modul for locking/ un-locking in trunk next to lock, small box, marked
"Zentralveriegelung"
Franke
by miklilmag
Sat Dec 10, 2016 8:08 am
Forum: Engine - Mechanical - Electrical
Topic: 1980 Euro Central Locking
Replies: 6
Views: 2594

Re: 1980 Euro Central Locking

Hello,
The relay/module in the later series is in the trunk/boot next to the lock, maybe series 1 the same
Franke
by miklilmag
Wed Dec 07, 2016 11:36 am
Forum: The Saloon
Topic: the biggest model collection
Replies: 3
Views: 1835

the biggest model collection

This guy Walter, http://www.sixer4u.de,
Propably the biggest model e24 collection, worth checking, now on-line
Franke
by miklilmag
Wed Nov 30, 2016 12:07 am
Forum: Engine - Mechanical - Electrical
Topic: Hesitation and boging down
Replies: 22
Views: 5133

Re: Hesitation and boging down

[quote="scarland"]Hi Miklilmag

I just was curious have replaced the sensor on the front of the engine does the Dec 1988 635 have 2 flywheel reference sensors in the bell housing as well ??? these could also be the headache ???

Possible, anyhting they say!
by miklilmag
Fri Nov 18, 2016 1:01 pm
Forum: Engine - Mechanical - Electrical
Topic: Hi everyone
Replies: 1
Views: 806

Re: Hi everyone

Hello,
welcome,
Cat converter replacing with two pipes is a excellent idea, done that on my six,
Sensor will be fine in one of the pipes,

Good luck
Franke
by miklilmag
Mon Nov 14, 2016 7:21 am
Forum: Suspension - Steering - Brakes
Topic: Steering Box, Steering Pump replaced, still not right
Replies: 19
Views: 7246

Re: Steering Box, Steering Pump replaced, still not right

Hello,
-low on fluid,
Check that first,

Franke
by miklilmag
Tue Nov 08, 2016 10:24 pm
Forum: Engine - Mechanical - Electrical
Topic: Base line before full service.
Replies: 2
Views: 1829

Re: Base line before full service.

Nice,
6.48 in 60sec.
Full tank, Parts in trunk,
good base line
by miklilmag
Mon Nov 07, 2016 5:43 am
Forum: Engine - Mechanical - Electrical
Topic: Hesitation and boging down
Replies: 22
Views: 5133

Re: Hesitation and boging down

Hello
Always good to have parts,
and yes, both m30's,
you can check on
http://bmwfans.info/parts-catalog/E24
for fitment
by miklilmag
Mon Nov 07, 2016 4:15 am
Forum: Engine - Mechanical - Electrical
Topic: Hesitation and boging down
Replies: 22
Views: 5133

Re: Hesitation and boging down

Hello, yes, reset to factory,
the only way to make sure not to damage anything is to remove the power source,
The idea came from bimmerforum.com, e32 section,


Good luck