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 TDv6 with surging idle for about 2 minute after start
ss10

Post4th Aug 2025 7:36pm
Forum: My Range Rover · Replies: 15 · Views: 1594 · Subject: TDv6 with surging idle for about 2 minute after start
Used the PCM replacement special function in SDD. Followed the directions in SDD exactly and it worked on first attempt. Maintained battery voltage at 13.5V throughout.

My ebay PCM was from an L494 ...
 Instrument Cluster software upgrade through SDD
ss10

Post20th Jul 2025 10:31pm
Forum: Technical (L405) · Replies: 3 · Views: 298 · Subject: Instrument Cluster software upgrade through SDD
Thank you. Do you recall which special function you used for it?
 Instrument Cluster software upgrade through SDD
ss10

Post20th Jul 2025 6:42pm
Forum: Technical (L405) · Replies: 3 · Views: 298 · Subject: Instrument Cluster software upgrade through SDD
Anyone know if the cluster software can be upgraded using SDD?

I have a similar issue and prefer not to take the car to the dealer: [url=https://static.nhtsa.gov/odi/tsbs/2018/MC-10138657-9999.pdf] ...
 Replacing VVT - LR177463 (superseeds LR126832)
ss10

Post16th Jul 2025 9:01am
Forum: Technical (L405) · Replies: 5 · Views: 403 · Subject: Replacing VVT - LR177463 (superseeds LR126832)
Removing the cowl and center bulkhead is straightforward and similar across all L405 engines. Download the service manual from the forum's Wiki link and look at the cowl removal and center bulkhead re ...
 Replacing VVT - LR177463 (superseeds LR126832)
ss10

Post15th Jul 2025 10:47pm
Forum: Technical (L405) · Replies: 5 · Views: 403 · Subject: Replacing VVT - LR177463 (superseeds LR126832)
Search the jaguar forums. I remember seeing a sticky there for replacing the vvt solenoids. If memory serves me correctly, it was a simple bolt off the old one and bolt on the new procedure.
 Can someone advise me what does this fuel line joint does??
ss10

Post14th Jul 2025 6:13am
Forum: Technical (L405) · Replies: 2 · Views: 288 · Subject: Can someone advise me what does this fuel line joint does??
Not sure what that is. Has a valve like look to it doesn't it. Looks more like a suction valve though. Maybe if the fuel pressure on the suction side of the secondary pump drops below 0.5 bar this ope ...
 Panoramic sunroof stuck open
ss10

Post13th Jul 2025 9:32pm
Forum: Technical (L405) · Replies: 6 · Views: 604 · Subject: Panoramic sunroof stuck open
L405? Your signature says you have a 2007.

Its a cable driven system. A pair of cables that push and pull from both sides. If there is no debris obstructing the movement of the panel (I'm assuming ...
 TDv6 request for scantool data for reference
ss10

Post13th Jul 2025 6:25pm
Forum: Technical (L405) · Replies: 1 · Views: 251 · Subject: TDv6 request for scantool data for reference
For those who were following the issue with my car, I managed to fix it by replacing the ECU. The original post got moved into My Range Rover forum for some reason. https://www.fullfatrr.com/forum/pos ...
 TDv6 with surging idle for about 2 minute after start
ss10

Post13th Jul 2025 6:22pm
Forum: My Range Rover · Replies: 15 · Views: 1594 · Subject: TDv6 with surging idle for about 2 minute after start
Fixed by replacing the Engine ECU/PCM. The Fuel Rail Pressure Sensor linearization map was either corrupted or someone had modified it. I got a used ECU from ebay and reprogrammed it using JLR SDD.
 TDv6 with surging idle for about 2 minute after start
ss10

Post7th Jul 2025 5:31am
Forum: My Range Rover · Replies: 15 · Views: 1594 · Subject: TDv6 with surging idle for about 2 minute after start
Not sure how or why this post got moved into My Range Rover forum. It was posted to Technical (L405).
 Disaster. Broke bolt off on transmission pan. Help.
ss10

Post5th Jul 2025 7:50pm
Forum: Technical (L405) · Replies: 8 · Views: 624 · Subject: Disaster. Broke bolt off on transmission pan. Help.
Thumbs Up Best result possible. Glad it worked out.
 Disaster. Broke bolt off on transmission pan. Help.
ss10

Post5th Jul 2025 4:46am
Forum: Technical (L405) · Replies: 8 · Views: 624 · Subject: Disaster. Broke bolt off on transmission pan. Help.
If its not leaking then I'd say dont worry about it.

I believe these are steel bolts. If the bolt kept spinning then the threads are galled up in the transmission housing. When enough aluminum mate ...
 Anyone have another source for Wiring Diagrams?
ss10

Post5th Jul 2025 3:58am
Forum: Technical (L405) · Replies: 2 · Views: 330 · Subject: Anyone have another source for Wiring Diagrams?
Thank you! I may have to dish out for that on Topix.

I did find schematics from L462 Discovery with a TDV6. Spot checked a few ECM connections from that wiring diagram and those agree with whats o ...
 Anyone have another source for Wiring Diagrams?
ss10

Post3rd Jul 2025 11:01pm
Forum: Technical (L405) · Replies: 2 · Views: 330 · Subject: Anyone have another source for Wiring Diagrams?
Hi all,

All the wiring diagrams I have managed to get my hands on do not agree with what on the car. A 2016 US spec mono-turbo 3.0L Diesel. With 04/2016 production date.

Here is an example. Jus ...
 SDV8/TDV8 fuel return line questions
ss10

Post1st Jul 2025 8:07am
Forum: Technical (L405) · Replies: 1 · Views: 333 · Subject: SDV8/TDV8 fuel return line questions
Let me take a stab at answering this. Though someone more knowledgeable can probably do a better job.

As you have pointed out there are two possible Low Pressure lines the injector leak-back fuel c ...
 
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