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Pin Tables Copyright Equiptech
Number oof ECM
ECM pins:
pins: 335
Pin Connection
Connection
Test condition
condition
Volts/Duty Cycle
Cycle etc
etc
1
coil negative: t1
ignition on
nbv
cranking/running
200 min
dynamic volt drop
2.0 max
2
TS idle contact : t2
ignition on/running
throttle closed
zero
throttle part/fully open
5.0 ± 0.1
3
TS full-load contact : t3
ignition on/running
throttle closed/part open
5.0 ± 0.1
throttle fully open
zero
4
starter motor : t50
cranking
nbv
5
earth
ignition on/running
0.25 max
6
AFS return: t4
ignition on/running
0.25 max
7
AFS output : t2
ignition on
0.20 to 0.60
Idle
0.50 to 0.60
2000 rpm
0.75 to 1.00
3000 rpm
1.20 to 2.50
snap accelerate
3.00 to 4.50
8
RPM sensor signal : t2
cranking:
AC 2.5v+ (peak to peak)
Idle:
AC 11.0v+ (peak to peak)
cruise:
AC 14.0v+ (peak to peak)
9
AFS supply: t3
ignition on/running
5.0 ± 0.1
10 earth (auto only)
ignition on/running
0.25 max
11 fuel consumption gauge
12 unused
13 CTS signal : t2
ignition on/running
20°C 3.00 to 3.50
80°C 1.00 to 1.30
14 injectors 1 to 3 (pulse): t1
ignition on
nbv
cranking cold
4.0+ ms
running cold
4.0 ms
cranking warm
2.5+ ms
running warm
2.5 ms
snap acceleration
6.0+ ms
15 injectors 4 to 6 (pulse): t1
ignition on
nbv
cranking cold
4.0+ ms
running cold
4.0 ms
cranking warm
2.5+ ms
running warm
2.5
snap acceleration
6.0+ ms
16 earth
ignition on/running
0.25 max
17 earth
ignition on/running
0.25 max
18 unused
19 earth
ignition on/running
0.25 max
20 pump relay driver: t85
ignition on
nbv
cranking/running
1.25 max
21 tachometer
22 ATS: (AFS: t5)
ignition on/running
20°C 2.00 to 3.00
23 RPM sensor shield : t3
cranking/running
0.25 max
24 unused
25 TDC sensor return : t1
cranking/running
0.25 max
26 TDC sensor signal : t2
cranking:
AC 4.0v+ (peak to peak)
1
Number
Pin
Test
Volts/Duty
Pin Tables Copyright Equiptech
Idle:
AC 11.0v+ (peak to peak)
cruise:
AC 14.0v+ (peak to peak)
27 RPM sensor return : t1
cranking/running
0.25 max
28 A/C
29 A/C
30 unused
31 unused
32 unused
33 ISCV pulse : t5
ignition on
nbv
engine running
duty cycle 69%
34 ISCV pulse : t3
ignition on
nbv
engine running
duty cycle 31%
35 supply from main relay: t87
ignition on/running
nbv
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