P1638 Instrument to ECM , CAN (control area network) short circuit failure,this is either the instrument panel at fault or the ECM.Basically its a open wire. between ECM and instrument panel 2 Related Answers blustu 279 Answers Posted on Jun 15, 2011 SOURCE: my s type jaguar dtc To fix the automobile fault code p1638, you need to follow these steps: 1. Check the possible causes mentioned above. 2. Visually inspect the wiring harness and connectors related to the fault code. 3. Look for any damaged components. 4. Check for broken, bent, pushed out, or corroded pins in the connectors. 5.
Jaguar Fault Code P1638
#1 · Nov 14, 2019 Hello I have a 2005 X Type 2.2 SE I have an issue with the dash conking out and I've scanned P1637 and P1638 a few times now I've repaired a wire that was broken on, I believe, the speed sensor on the gearbox The preheat coil flashed before I fixed the wire What does the P1638 code mean? The P1638 code refers to a malfunction in the generator or alternator's control circuit. When this code appears, it means that the powertrain control module (PCM) has detected an abnormal voltage level or an open circuit in the generator or alternator control circuit. P1638 code has nothing to do with the performance of your Jaguar or a tune-up. The P1638 is for the instrument cluster problem. Somehow and at some point, the Engine Control Module (ECM) lost communication of the Instrument Cluster (INST), through the Communication Area Network (CAN). We suggest to clear the codes first. 1 First Name: fouzy nagi Jaguar Model: XJ Year of Jaguar: 2004 Location: Other/NonUK Posted September 5, 2020 hello! can someone help me i have a problem with my 04 xj vdp and the code im getting is p1638 and i have no power to the air suspension compressor all relays and fuses are good i replaced the IC,the rear fuse box the fuse box under hood
Failsafe engine mode , ASC not available, Trac not available Jaguar
Jaguar XK8 Trouble Codes P Codes (Powertrain) P1600 - P1699 P1638 SPONSORED LINKS 2000 Jaguar XK8 Engine rough running fault code P1638, PP100 BRALDEN MEMBER 2000 JAGUAR XK8 V8 2WD AUTOMATIC 14,500 MILES Hi I have slight engine roughness with fault codes P1638, P1000, P0171, and P0174. Is this a MAF or something more involved. 2002 jaguar x type 2.5 litre code p1638 with a gear box fault display . code p1638 indits a problem with the pats system . anti theft but the light goes out before 60 seconds after turning the key on. What Does the P1638 Code Mean? The Powertrain Control Module (PCM) uses the generator field duty cycle signal circuit to monitor the duty cycle of the generator. The generator field duty cycle signal circuit connects to the high side of the field winding in the generator. charge. The alternator output is normal. Our mechanic replaced the battery and the problem went away…for 24 hours, then returned! This time when he checked for codes we got a single code: P1638. Have been following the diagnostic tree for this code with no luck yet. Has anyone had any experience with code P1638? If so, please help.
Gearbox Fault! Page 4 Jaguar Forums Jaguar Enthusiasts Forum
Tuesday 20th October 2009. "P1638 CAN LINK ECM/INSTM CIRCUIT/NETWORK". Exactly what is says on the tin really. Open circuit or poor connection on the CAN network between the ECM (engine Control. 2004 Jaguar X-Type 3.0L with Codes P1637, P1638, P1643, and P1699. asked Apr 22, 2017 by anonymous. p0174; p1637; p1368; p1643; p1699; jaguar; x-type; 0 votes. 1 answer 660 views. 2004 Jaguar X-Type 3.0L V6 with engine code P0455 and engine light ON. asked Jul 3, 2017 by anonymous. p0455; jaguar; x-type; 0 votes.
Re: Jaguars x type 2.5 2002 P1314 P1316 P1638. by orettjack » Thu Feb 19, 2015 1:09 am. orettjack wrote: Just get the car the cold temperatures freeze the battery it need to be replaced the check engine light is on the codes are P1314,P1316 and the P1638 do not now what's wrong.when I put my foot on the gas it sound like a dead plug I am going. Scanned and got code p1638 can bus fault. Measured resistance at dlc between pins 6 and 14 and I have the normal 60 ohms. Removed the cluster and I have no power going to it. Every fuse in the vehicle tests good. Some help would be appreciated as I am new to the Jag world. Sort by Oldest first rchiv 11062 posts · Joined 2013 #2 · Apr 16, 2017
P1647 Code sorted Jaguar Forums Jaguar Enthusiasts Forum
TCM is the TRANSMISSION CONTROL MODULE and the ECM is the ENGINE COMPUTER MODULE. Also you dont give any details of your car a lot easier to help if people have details. P1637 Can Link ECM/ABSCM Circuit / Network Malfunction. P1643 Fuel Pump Monitor Circuit Low Input.The code p1643 isn't a feedback for the fuel pump.
