100%
PCM-1-A Constant +12V
PCM-1-B ECU power +14V (main relay)
PCM-1-C Start signal
PCM-2-A Power ground
PCM-2-B Power ground
PCM-2-I Tachometer output
PCM-1-E Malfunction indicator lamp (MIL)
PCM-1-R Cooling fan relay
PCM-2-T Fuel pump relay
PCM-1-J A/C relay
PCM-1-Q A/C request
PCM-1-V Neutral/clutch switch
PCM-1-M Vehicle speed
KCI
1
2
3
4
5
6
7
11
12
13
14
16
18
MX-5 NA8 factory PCM (replaced by the aftermarket ECU) · being replaced
Constant +12V
ECU power +14V (main relay)
KCI-3
KCI-7
KCI-13
KCI-18
KCI-14
KCI-11
KCI-16
PCM-1
MX-5 NA8 factory PCM (replaced by the aftermarket ECU) · being replaced
AConstant +12V
BECU power +14V (main relay)
CStart signal
EMalfunction indicator lamp (MIL)
JA/C relay
MVehicle speed
QA/C request
RCooling fan relay
VNeutral/clutch switch
GND
GND
KCI-6
KCI-12
PCM-2
MX-5 NA8 factory PCM (replaced by the aftermarket ECU) · being replaced
APower ground
BPower ground
ITachometer output
TFuel pump relay
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Press enter or space to select an edge. You can then press delete to remove it or escape to cancel.