PCM pin out info (Updated 7-27-11)

Doing a SRT-4 Motor swap into your Neon, maybe even a 2.4... have questions about it, what you'll need or what issues you'll run into? Answers can be found in here.
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Danteneon
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PCM pin out info (Updated 7-27-11)

Post by Danteneon » Fri Aug 14, 2009 6:39 pm

I have received a few requests for the differences in the PCM wiring between the 2.0 and the 2.4 (as well as manual to ATX and R/T to non). This post will illustrate the differences.

I used the 2004 NGC and the 2002 JTEC for reference, but there were very few changes from 03-05 (NGC) and 00-02 (JTEC). As I sort out the post I will note any changes.

*Update 7/27/11* Per request, I have added the different pin-outs for the JTEC PT Cruiser.

Ok, here we go...

NGC Connectors

Image

POWERTRAIN CONTROL MODULE C1 - BLACK 38 WAY
CAV...CIRCUIT...........FUNCTION
1 - -
2 - -
3 - -
4 - -
5 - -
6 - -
7 - -
8 - -
9.......Z11 18BK/WT...GROUND
10 - -
11.....F12 18DB/WT...(2.0L) FUSED IGNITION SWITCH OUTPUT (RUN-START)
11.....F12 18DB/RD....(2.4L TURBO) FUSED IGNITION SWITCH OUTPUT (RUN-START)
12.....F11 20RD/WT...(2.0L AUTOSTICK) IGNITION SWITCH OUTPUT (OFF-RUN-START)
12.....F11 20RD/WT...(2.0L EXCEPT AUTOSTICK) FUSED IGNITION SWITCH OUTPUT (RUN-START)
13.....G7 20WT/OR....VEHICLE SPEED SIGNAL
14.....G9 20GY/BK......BRAKE FLUID LEVEL SWITCH SENSE
15.....K55 18LB.........(2.4L TURBO) TIP SOL CONTROL
16 - -
17.....K150 18DB/YL..(2.4L TURBO) SURGE SOL CONTROL
18.....Z12 18BK/TN....GROUND
19 - -
20.....G6 20GY...........OIL PRESSURE SIGNAL
21 - -
22.....K145 20BR/OR..AAT SIGNAL
23.....K153 18LB.......(2.4L TURBO) TIP SIGNAL
24 - -
25.....D20 20LG.........SCI RECEIVE (PCM)
26.....D6 20PK/LB......(2.0L) SCI RECEIVE (TCM)
27.....K6 20VT/WT.....(2.0L) 5 VOLT SUPPLY
27.....K6 18VT/WT.....(2.4L TURBO) 5 VOLT SUPPLY
28.....K137 18DB/GY..(2.4L TURBO) WASTEGATE SOL CONTROL
29.....A14 18RD/WT....FUSED B(+)
30.....A41 16YL...........FUSED IGNITION SWITCH OUTPUT (START)
31 - -
32 - -
33 - -
34 - -
35 - -
36.....D21 20PK..........SCI TRANSMIT (PCM)
37.....D15 20WT/DG...(2.0L) SCI TRANSMIT (TCM)
38.....D25 20VT/YL......PCI BUS (PCM)

Image

POWERTRAIN CONTROL MODULE C2 (2.0L) - ORANGE 38 WAY
CAV...CIRCUIT..............FUNCTION
1 - -
2 - -
3 - -
4 - -
5 - -
6 - -
7 - -
8 - -
9.......K17 18DB/TN.......COIL CONTROL NO. 2
10.....K19 18BK/GY.......COIL CONTROL NO. 1
11.....K14 18LB/BR........INJECTOR CONTROL NO. 4
12.....K13 18YL/WT.......INJECTOR CONTROL NO. 3
13.....K12 18TN.............INJECTOR CONTROL NO. 2
14.....K11 18WT/DB......INJECTOR CONTROL NO. 1
15 - -
16.....K200 20VT/OR.....(RT) MTV CONTROL
17.....K199 18BR/VT......O2 1/2 HEATER CONTROL
18.....K99 18BR/OR.......O2 1/1 HEATER CONTROL
19.....K20 20DG............GEN FIELD CONTROL
20.....K2 20VT/LG..........ECT SIGNAL
21.....K22 20OR/DB.......TP SIGNAL
22 - -
23.....K1 20DG/RD.........MAP SIGNAL
24.....K45 20BK/VT........KS RETURN
25.....K42 20DB/LG........KS SIGNAL
26 - -
27.....K4 20BK/LB..........SENSOR GROUND
28.....K961 20BR/WT.....IAC RETURN
29.....K7 20OR..............5 VOLT SUPPLY
30.....K21 20BK/RD........IAT SIGNAL
31.....K41 20BK/DG.......O2 1/1 SIGNAL
32.....K904 20DB/DG.....O2 RETURN
33.....K141 20TN/WT.....O2 1/2 SIGNAL
34.....K44 20TN/YL........CMP SIGNAL
35.....K24 20GY/BK.......CKP SIGNAL
36 - -
37 - -
38.....K610 20VT/GY......IAC MOTOR CONTROL

Image

POWERTRAIN CONTROL MODULE C2 (2.4L TURBO) - GRAY 38 WAY
CAV...CIRCUIT..............FUNCTION
1 - -
2 - -
3 - -
4 - -
5 - -
6 - -
7 - -
8 - -
9.......K17 16DB/TN.......COIL CONTROL NO. 2
10.....K19 16BK/GY.......COIL CONTROL NO. 1
11.....K14 18LB/BR........INJECTOR CONTROL NO. 4
12.....K13 18YL/WT.......INJECTOR CONTROL NO. 3
13.....K12 18TN.............INJECTOR CONTROL NO. 2
14.....K11 18WT/DB......INJECTOR CONTROL NO. 1
15 - -
16 - -
17.....K199 18BR/VT......O2 1/2 HEATER CONTROL
18.....K99 18BR/OR.......O2 1/1 HEATER CONTROL
19.....K20 18DG............GEN FIELD CONTROL
20.....K2 20TN/BK..........ECT SIGNAL
21.....K22 20OR/DB.......TP SIGNAL
22 - -
23.....K1 20DG/RD.........MAP SIGNAL
24.....K45 20BK/VT........KS RETURN
25.....K42 20DB/LG........KS SIGNAL
26 - -
27.....K4 18BK/LB..........SENSOR GROUND
28.....K961 18BR/VT......IAC RETURN
29.....K7 18OR...............5 VOLT SUPPLY
30.....K21 20BK/RD.......IAT SIGNAL
31.....K41 20BK/DG.......O2 1/1 SIGNAL
32.....K904 18DB/DG.....O2 RETURN
33.....K141 20TN/WT.....O2 1/2 SIGNAL
34.....K44 20TN/YL........CMP SIGNAL
35.....K24 20GY/BK........CKP SIGNAL
36 - -
37 - -
38.....K610 18VT/GY......IAC MOTOR CONTROL

Image

POWERTRAIN CONTROL MODULE C3 - WHITE 38 WAY
CAV...CIRCUIT..............FUNCTION
1 - -
2 - -
3.......K51 20DB/YL.......(2.0L) AUTOMATIC SHUT DOWN RELAY CONTROL
3.......K51 18DB/YL.......(2.4L TURBO) AUTOMATIC SHUT DOWN RELAY CONTROL
4.......C27 18DB/PK.......(2.4L TURBO) HIGH SPEED RAD FAN RELAY CONTROL
5.......V35 20LG/RD.......(2.0L) S/C VENT CONTROL
6.......C27 20DB/PK.......(2.0L) RAD FAN RELAY CONTROL
6.......C24 18DB/RD.......(2.4L TURBO) RAD FAN LOW RELAY CONTROL
7.......V32 20YL/RD........(2.0L) S/C SUPPLY
8.......K106 20WT/DG....(2.0L) NVLD SOLENOID CONTROL
8.......K106 18WT/DG....(2.4L TURBO) NVLD SOLENOID CONTROL
9 - -
10 - -
11.....C28 20DB/OR.......(2.0L) A/C CLUTCH RELAY CONTROL
11.....C28 18DB/OR.......(2.4L TURBO) A/C CLUTCH RELAY CONTROL
12.....V36 20TN/RD........(2.0L) S/C VACUUM CONTROL
13 - -
14 - -
15 - -
16 - -
17.....K167 20BR/YL.......(2.0L) SENSOR GROUND 2
17.....K167 18BR/YL.......(2.4L TURBO) SENSOR GROUND 2
18 - -
19.....A142 18DG/OR......AUTOMATIC SHUT DOWN RELAY OUTPUT
20.....K52 20PK/BK.........EVAP/PURGE CONTROL
21.....T141 20YL/RD.......CLUTCH INTERLOCK SWITCH SIGNAL
22 - -
23.....K29 20WT/PK........BRAKE SWITCH SIGNAL
24.....C20 20BR/OR........(2.0L) A/C SWITCH SENSE
24.....C20 20BR..............(2.4L TURBO) A/C SWITCH SENSE
25 - -
26.....T44 20YL/LB..........(2.0L EATX) AUTOSTICK DOWNSHIFT SWITCH SIGNAL
26.....K119 20LG/BK.......(2.0L MTX/2.4L TURBO) CLUTCH UP SWITCH SIGNAL
27.....T5 20LG/LB............(2.0L) AUTOSTICK UPSHIFT SWITCH SIGNAL
28.....A142 18DG/OR.......AUTOMATIC SHUT DOWN RELAY OUTPUT
29.....K108 20WT/TN.......EVAP/PURGE RETURN
30.....K10 20DB/OR.........PSP SWITCH SIGNAL
31 - -
32.....K118 20PK/YL........BATTERY TEMP SIGNAL
33 - -
34.....V37 20RD/LG.........(2.0L) S/C SWITCH SIGNAL
35.....K107 20OR............(2.0L) NVLD SWITCH SIGNAL
35.....K107 18OR............(2.4L TURBO) NVLD SWITCH SIGNAL
36 - -
37.....K31 20BR...............(2.0L) FUEL PUMP RELAY CONTROL
37.....K31 18BR...............(2.4L TURBO) FUEL PUMP RELAY CONTROL
38.....K90 20TN...............STARTER RELAY CONTROL

Image

POWERTRAIN CONTROL MODULE C4 - GREEN 38 WAY
CAV...CIRCUIT.................FUNCTION
1.......T60 18BR...............OVERDRIVE SOLENOID CONTROL
2.......T59 18PK/BK..........(2.0 and 2.4 non Turbo) UNDERDRIVE SOLENOID CONTROL
2.......T59 18PK/BK..........(2.4 Turbo) UNDERDRIVE SOLENOID CONTROL
3 - -
4 - -
5 - -
6.......T19 18WT..............2-4 SOLENOID CONTROL
7 - -
8 - -
9 - -
10.....T20 18LB...............LOW/REVERSE SOLENOID CONTROL
11 - -
12.....Z13 16BK/RD.........GROUND
13 - -
14.....Z13 16BK/RD.........GROUND
15.....T1 20LG/BK............TRS T1 SENSE
16.....T3 20VT..................TRS T3 SENSE
17 - -
18.....T15 20LG...............TRANSMISSION CONTROL RELAY CONTROL
19.....T16 16RD...............TRANSMISSION CONTROL RELAY OUTPUT
20 - -
21 - -
22.....T9 18OR/BK............OVERDRIVE PRESSURE SWITCH SENSE
23 - -
24 - -
25 - -
26 - -
27.....T41 20BK/WT.........TRS T41 SENSE
28.....T16 16RD...............TRANSMISSION CONTROL RELAY OUTPUT
29.....T50 18DG...............LOW/REVERSE PRESSURE SWITCH SENSE
30.....T47 18YL/BK...........2-4 PRESSURE SWITCH SENSE
31 - -
32.....T14 20LG/WT.........OUTPUT SPEED SENSOR SIGNAL
33.....T52 20RD/BK..........INPUT SPEED SENSOR SIGNAL
34.....T13 20DB/BK..........SPEED SENSOR GROUND
35.....T54 20VT/PK...........TRANSMISSION TEMPERATURE SENSOR SIGNAL
36 - -
37.....T42 20VT/WT..........TRS T42 SENSE
38 - -

Pre-NGC (JTEC) Connectors

Image

POWERTRAIN CONTROL MODULE C1 (2.0L) - BLACK 40 WAY
CAV...CIRCUIT..................FUNCTION
1 - -
2 - -
3........K17 18DB/TN..........IGNITION COIL NO. 2 DRIVER
4 - -
5........V32 20YL/RD...........SPEED CONTROL SUPPLY
6........A142 18DG/OR........AUTOMATIC SHUT DOWN RELAY OUTPUT
7........K13 18YL/WT..........FUEL INJECTOR NO. 3 DRIVER
8........K20 18DG...............GENERATOR FIELD DRIVER (+)
9 - -
10......Z12 18BK/TN..........GROUND
11......K19 18BK/GY..........IGNITION COIL NO. 1 DRIVER
12......G6 20GY.................ENGINE OIL PRESSURE SWITCH SENSE
13......K11 18WT/DB.........FUEL INJECTOR NO. 1 DRIVER
14 - -
15 - -
16......K14 18LB/BR...........FUEL INJECTOR NO. 4 DRIVER
17......K12 18TN...............FUEL INJECTOR NO. 2 DRIVER
18......K79 18OR/RD.........OXYGEN SENSOR 1/1 HEATER CONTROL
19 - -
20......F12 18DB/WT.........FUSED IGNITION SWITCH OUTPUT (RUN-START)
21 - -
22 - -
23......K119 20LG/BK........CLUTCH SWITCH
24 - -
25......K42 20DB/LG..........KNOCK SENSOR SIGNAL
26......K2 20TN/BK............ENGINE COOLANT TEMPERATURE SENSOR SIGNAL
27......K127 18BK/OR........OXYGEN SENSOR GROUND
28 - -
29 - -
30......K41 20BK/DG..........OXYGEN SENSOR 1/1 SIGNAL
31......K90 20TN...............ENGINE STARTER MOTOR RELAY CONTROL
32......K24 20GY/BK..........CRANKSHAFT POSITION SENSOR SIGNAL
33......K44 20TN/YL..........CAMSHAFT POSITION SENSOR SIGNAL
34 - -
35......K22 20OR/DB.........THROTTLE POSITION SENSOR SIGNAL
36......K1 20DG/RD...........MAP SENSOR SIGNAL
37 - -
38......C20 18BR/OR..........A/C SWITCH SENSE
39......K200 20BR/WT.......(RT PACKAGE) MANIFOLD TUNING VALVE RELAY CONTROL
40......K35 20GY/YL...........EGR SOLENOID CONTROL (P/T ONLY)

Image

POWERTRAIN CONTROL MODULE C2 (2.0L) - BLACK 40 WAY
CAV...CIRCUIT...................FUNCTION
41......V37 20RD/LG..........(SPEED CONTROL) SPEED CONTROL SWITCH SIGNAL
42 - -
43......K4 20BK/LB.............SENSOR GROUND
44......K7 20OR..................8V SUPPLY
45......K10 20WT...............POWER STEERING PRESSURE SWITCH SENSE
45......K10 20DB/OR..........POWER STEERING PRESSURE SWITCH SENSE - PT ONLY (SAME CIRCUIT BUT A DIFFERENT COLOR)
46......A14 18RD/WT..........FUSED B(+)
47......Z11 18BK/WT..........GROUND
48......K40 20BR/WT..........IDLE AIR CONTROL NO.3 DRIVER - PT ONLY
49......K610 20YL/BK..........IDLE AIR CONTROL DRIVER
49......K60 20YL/BK............IDLE AIR CONTROL NO.2 DRIVER - PT ONLY
50......Z12 18BK/TN...........GROUND
51......K141 20TN/WT........OXYGEN SENSOR 1/2 SIGNAL
52......K21 20BK/RD...........INLET AIR TEMPERATURE SENSOR SIGNAL
53 - -
54 - -
55......C27 20DB/PK...........RADIATOR FAN RELAY CONTROL
55......C24 20YL/RD............LOW SPEED RADIATOR FAN RELAY CONTROL - PT ONLY
56......V36 20TN/RD...........(SPEED CONTROL) SPEED CONTROL VACUUM SOLENOID CONTROL
57......K961 20GY/YL..........IDLE AIR CONTROL MOTOR SENSE
57......K39 20GY/RD...........IDLE AIR CONTROL NO. 1 DRIVER - PT ONLY
58......K59 20VT/BK............IDLE AIR CONTROL NO. 4 DRIVER - PT ONLY
59......D25 20VT/YL............PCI BUS
60 - -
61......K6 18VT/WT.............5V SUPPLY
62......K29 20WT/PK...........BRAKE LAMP SWITCH SENSE
63......T10 18YL/DG............(EATX) TORQUE MANAGEMENT REQUEST SENSE
64......C28 20DB/OR............A/C COMPRESSOR CLUTCH RELAY CONTROL
65......D21 18PK..................SCI TRANSMIT
66......G7 20WT/OR.............VEHICLE SPEED SENSOR SIGNAL
67......K51 20DB/YL.............AUTOMATIC SHUT DOWN RELAY CONTROL
68......K52 20PK/BK.............EVAP/PURGE SOLENOID CONTROL
69......C27 20DB/PK............HIGH SPEED RADIATOR FAN RELAY CONTROL - PT ONLY
70......K108 20DB................EVAPORATIVE EMISSION SOLENOID SENSE *THIS WIRE MAY BE WT/TN OR VT/RD ON A PT, BUT THE CIRCUIT IS THE SAME
71......G9 18GY/BK...............BRAKE FLUID LEVEL SWITCH SENSE
72......K107 18YL.................(LHD) LEAK DETECTION PUMP SWITCH SENSE *THIS WIRE MAY BE OR/YL OR YL/BK ON A PT, BUT THE CIRCUIT IS THE SAME
73 - -
74......K31 20BR..................FUEL PUMP RELAY CONTROL
75......D20 20LG..................SCI RECEIVE
76......T141 20YL/RD...........(MTX) CLUTCH INTERLOCK SWITCH SENSE
76......T41 18BR/YL.............(EATX) TRS T41 SENSE *MAY BE BK/WT ON PT
77......K106 18WT/DG.........(LHD) LEAK DETECTION PUMP SOLENOID CONTROL
78 - -
79 - -
80......V35 20LG/RD............(SPEED CONTROL) SPEED CONTROL VENT SOLENOID CONTROL
Last edited by Danteneon on Thu Jul 28, 2011 8:38 am, edited 6 times in total.
If I could just figure out how to meld the Outback and the Neon into one car...

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thttxboy
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Post by thttxboy » Thu Aug 20, 2009 12:23 pm

You missed a few :tardbang:

occasional demons
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Post by occasional demons » Thu Aug 20, 2009 12:35 pm

Ass :clown: Don't pick on him, he's old. :lol: J/K


Aw, screw it. :stickpoke: yep he's still kickin'!












For those that don't know, those pins are not used. :D
Bill
Olha Koba, a psychologist in Kyiv, said that “anger and hate in this situation is a normal reaction and important to validate.” But it is important to channel it into something useful, she said, such as making incendiary bombs out of empty bottles.
2000 Neon MTX swap with '02 R/T PCM
1999 neon coupe 2.4 swap
2021 Forester

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Danteneon
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Post by Danteneon » Thu Aug 20, 2009 1:01 pm

thttxboy wrote:You missed a few :tardbang:
A few what? A few of these? :beatstick: :beatstick: :beatstick:

So help me out, what is still needed oh electrical guru?


*Edit* I added the JTEC pin-out for us not cursed by NGC :lol:
If I could just figure out how to meld the Outback and the Neon into one car...

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mattern248
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Post by mattern248 » Tue Aug 03, 2010 10:27 am

not sure were to put this info but while i was doing my swap to srt i found that you can use your stock engine harness from a 2.0l also i havent mocked it up on the motor yet to see if any wires need to be lengthen but i will let every one know tho!!! :thumbup:
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00Neon RCR
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Post by 00Neon RCR » Sat May 07, 2011 9:10 pm

OMG FINALLY FOUND IT!

Dante, I need the same type of diagram for a 01 PT cruiser!

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sidepipe87
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Post by sidepipe87 » Wed Jul 16, 2014 7:14 pm

I bought an 03 FSM since there are differences between 03 and 04/05 C2 connectors and 03 has C101 and C102 connectors, which were replaced with just the 1 C101 connector for 04/05. I'm going to post what I found since I desperately needed this info for my 5 speed, mag swap on my 05 which has a hodge podge of wiring. 05 MTX sxt bay harness with circuits added to PDC for MTV relay/fuse, and 03 R/T engine harness. As stated above the engine harness had a C101 and C102 connectors, the bay harness just had 1 so I had to make it work.... hopefully it will.


C2 pinout changes for 03:

11.....K14 18LG/BR........INJECTOR CONTROL NO. 4 (04 colors: LB/BR)
16.....K200 BR/WT (04 colors: VT/OR)
28.....K961 18BR/VT......IAC RETURN (04 colors: BR/VT)
32.....K904 18BR/OR.....O2 RETURN **R/T ONLY, NON R/T SAME AS ABOVE 04** (03 non R/T & 04 colors: DB/DG)




Connectors below aren't at the PCM, but they are for the engine bay/engine harness, and I think its useful info to put here as this changed between 03 and 04/05 as well:


03 C101/C102 Info:

C101 2.0 10 pin connector (black)

1..... A142 18DG/OR
2.....K610 18VT/GY
3.....K22 20OR/DB
4.....K904 18BR/OR
5.....K141 20TN/WT
6.....K199 18BR/VT
7.....K21 20BK/RD
8.....K961 18BR/VT
9.....K201 20BR/YL
10...K200 20BR/WT

C102 2.0 6 pin connector (light gray)

1.....G6 20GY
2.....G7 20WT/OR
3.....T40 14BR
4.....Z1 18BK
5.....C3 20DB/BK
6 ---


04 2.0 16 pin C101 connector

C101 (2.0L) - (HD/LP & DASH SIDE) CAV CIRCUIT
1 T40 14BR
2 G7 20WT/OR
3 G6 20GY
4 Z1 18BK
5 C3 20DB/BK
6 A142 18DG/OR
7 K610 20VT/GY
8 K201 20BR/YL (RT PACKAGE)
9 K200 20VT/OR (RT PACKAGE)
10 K22 20OR/DB
11 K904 20DB/DG
12 K141 20TN/WT
13 K199 18BR/VT
14 K21 20BK/RD
15 K961 20BR/WT
16 --

nadarotty
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Re:

Post by nadarotty » Sun May 16, 2021 12:44 am

sidepipe87 wrote:
Wed Jul 16, 2014 7:14 pm
I bought an 03 FSM since there are differences between 03 and 04/05 C2 connectors and 03 has C101 and C102 connectors, which were replaced with just the 1 C101 connector for 04/05. I'm going to post what I found since I desperately needed this info for my 5 speed, mag swap on my 05 which has a hodge podge of wiring. 05 MTX sxt bay harness with circuits added to PDC for MTV relay/fuse, and 03 R/T engine harness. As stated above the engine harness had a C101 and C102 connectors, the bay harness just had 1 so I had to make it work.... hopefully it will.


C2 pinout changes for 03:

11.....K14 18LG/BR........INJECTOR CONTROL NO. 4 (04 colors: LB/BR)
16.....K200 BR/WT (04 colors: VT/OR)
28.....K961 18BR/VT......IAC RETURN (04 colors: BR/VT)
32.....K904 18BR/OR.....O2 RETURN **R/T ONLY, NON R/T SAME AS ABOVE 04** (03 non R/T & 04 colors: DB/DG)




Connectors below aren't at the PCM, but they are for the engine bay/engine harness, and I think its useful info to put here as this changed between 03 and 04/05 as well:


03 C101/C102 Info:

C101 2.0 10 pin connector (black)

1..... A142 18DG/OR
2.....K610 18VT/GY
3.....K22 20OR/DB
4.....K904 18BR/OR
5.....K141 20TN/WT
6.....K199 18BR/VT
7.....K21 20BK/RD
8.....K961 18BR/VT
9.....K201 20BR/YL
10...K200 20BR/WT

C102 2.0 6 pin connector (light gray)

1.....G6 20GY
2.....G7 20WT/OR
3.....T40 14BR
4.....Z1 18BK
5.....C3 20DB/BK
6 ---


04 2.0 16 pin C101 connector

C101 (2.0L) - (HD/LP & DASH SIDE) CAV CIRCUIT
1 T40 14BR
2 G7 20WT/OR
3 G6 20GY
4 Z1 18BK
5 C3 20DB/BK
6 A142 18DG/OR
7 K610 20VT/GY
8 K201 20BR/YL (RT PACKAGE)
9 K200 20VT/OR (RT PACKAGE)
10 K22 20OR/DB
11 K904 20DB/DG
12 K141 20TN/WT
13 K199 18BR/VT
14 K21 20BK/RD
15 K961 20BR/WT
16 --

Do you have the 2002 neon service manual ? Or just the PIN OUT of C103/C104 connectors ?

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