 |
 |
Test scope |
Test connection
|
Test condition |
Nominal value |
Possible cause/Remedy |
1.0 |
|
Base module (N16/1)
Voltage supply
Circuit 30 |
28  29  |
|
 1
 1
|
|
-
|
|
11 - 14 V
|
Wiring,
Battery (G1).
|
2.0 |
|
Base module (N16/1)
Voltage supply
Circuit 15, unfused |
28
|
N16/1
 |
 34
|
|
-
Ignition: ON
Ignition: OFF
|
|
11 - 14 V
< 1 V |
Wiring,
Ignition/starter switch (S2/1). |
3.0 |
   |
Voltage supply (unfused)
for:
Engines 104, 119 LH-SFI
N3/1, N59 (M.Y. 93 Calif. version only)
Engine 120 LH-SFI
N3/3, N59
Engine 119, 120 ME-SFI
N3/10, N3/12 |
28
|
N16/1
 |
 12
|
|
-
|
|
11 - 14 V
|
1.0,
Base module (N16/1). |
4.0 |
   |
Voltage supply (unfused)
for:
Engine 120 LH-SFI
N3/2
Engine 120 ME-SFI
N3/11
|
28  |
N16/1
 |
 11
|
|
-
|
|
11 - 14 V
|
1.0,
Base module (N16/1). |
5.0 |
   |
Voltage supply (fused)
for:
Engine 120 LH-SFI
N3/2, K27/1 or K27/2
Engine 119, 120 ME-SFI
Z7/36
|
28  |
N16/1
 |
 26 |
|
Ignition: ON
Ignition: OFF
|
|
11 - 14 V
< 1 V |
Fuse (F4 with LH-SFI, F2 with ME-SFI) in base module (N16/1),
2.0,
N16/1.
|
6.0 |
   |
Voltage supply (fused)
for:
Engine 104, 119 LH-SFI
A1e26, N3/1, N59 (M.Y. 92 Calif.), K27
Engine 120 LH-SFI
A1e26, N3/3, N59 (M.Y. 92 Calif.), K27/1 or K27/2
Engine 119, 120 ME-SFI
Z7/35 |
28  |
N16/1
 |
 7 |
|
Ignition: ON
Ignition: OFF
|
|
11 - 14 V
< 1 V |
Fuse (F2 with LH-SFI, F1 with ME-SFI) in base module (N16/1),
2.0,
N16/1.
|
7.0 |
   |
Voltage supply (fused)
for:
Engine 104, 119 LH-SFI (09/92 )
K17, K29, Y3/2, Y27, Y49, Y49/1, Y49/2, Y58/1
Engine 120 LH-SFI
N1/4 (06/91 ), Y27/2, Y49/1, Y58/2, Y63
Engine 119, 120 ME-SFI
X35/63
|
28  |
N16/1
 |
 18 |
|
Ignition: ON
Ignition: OFF
|
|
11 - 14 V
< 1 V |
Fuse (F4 with LH-SFI, F2 with ME-SFI ) in base module (N16/1),
2.0,
N16/1. |
8.0 |
   |
Voltage supply (fused)
for:
Engine 104, 119 LH-SFI
( 08/92)
N1/3 (06/91 ), K17, K29, Y3/2, Y27, Y49, Y49/1, Y49/2, Y58/1, Y62
Engine 104, 119 LH-SFI (09/92 )
N1/3, Y62
Engine 120 LH-SFI
N1/5 (06/91 ), K17, Y3/2, Y27/3, Y49/2, Y58/3, Y64
Engine 603
N39, Y27, Y31/1, Y31/4, Y31/6
Engine 119, 120 ME-SFI
X35/63
|
28  |
N16/1
 |
 38 |
|
Ignition: ON
Ignition: OFF
|
|
11 - 14 V
< 1 V |
Fuse (F2 with LH-SFI, F1 with ME-SFI) in base module (N16/1)
2.0,
N16/1.
|
9.0 |
|
Voltage supply (unfused)
for:
Engine 104, 119, 120
LH-SFI
N4/1 |
28 
28
|
|
 5
 6 |
|
Ignition: ON
Ignition: OFF
|
|
11 - 14 V
< 1 V |
2.0,
Base module (N16/1).
|
10.0 |
   |
Voltage supply (fused)
for:
N30 or N30/1 or N47-1, N30/2, N47-5, S9/1
|
28  |
N16/1
 |
 8 |
|
Ignition: ON
Ignition: OFF
|
|
11 - 14 V
< 1 V |
Fuse (F1 with LH-SFI, F3 with ME-SFI) in base module (N16/1)
2.0,
N16/1.
|
11.0 |
  |
Voltage supply (fused)
for:
N49/1, N51, N15/1, N15/3, N49, S16/9, S45/1 |
28  |
N16/1
 |
 27 |
|
Ignition: ON
Ignition: OFF
|
|
11 - 14 V
< 1 V |
Fuse (F3) in base module (N16/1)
2.0,
N16/1.
|
12.0 |
|
Idle speed increase signal
for:
Engine 104, 119, 120
LH-SFI
N4/1
Model 129 with engine 119 ME-SFI
N3/10 |
28  |
N16/1
 |
 32 |
|
Engine: at Idle
|
|
10 - 14 V
< 1 V |
13.0,
14.0,
N16/1.
|
13.0 |
|
A/C compressor RPM sensor signal (A9/1)
Model 124, 129, 140.0 LH-SFI,
Model 129 with ME-SFI
Model 140.1 |
40
21
|
|
41
20
|
34
34
|
|
20
41
|
Model 124, 129
> 0.30 V~
Model 140.0
> 0.04 V~
Model 140.1
> 0.04 V~
|
13.1
|
13.1 |
|
Resistance
Model 124, 129, 140.0 LH-SFI,
Model 129 with ME-SFI
Model 140.1 |
40
21  |
|
41
20
|
|
Ignition: OFF
Disconnect base module (N16/1) from contact box.
|
|
Model 124, 129
530 - 900
Model 140.0
165 - 205
Model 140.1
165 - 205  |
Wiring,
A9/1.
|
14.0 |
|
A/C "ON" signal
from A/C pushbutton control module (N22)
Model 124, 129, 140.0 LH-SFI,
Model 129 with ME-SFI
Model 140.1 |
39
40  |
|
 1
 1 |
|
Ignition: ON
|
|
11 - 14 V
< 2 V |
Wiring,
See DM, Climate Control, Vol. 1, section 3.1 or 3.2, >23. |
15.0 |
 
 
   |
A/C compressor electromagnetic
clutch (A9k1)
Voltage supply
Circuit 15
Model 124, 129, 140.0 LH-SFI,
Model 129 with ME-SFI
Model 140.1
|
28
28
|
|
20
41
|
|
|
|
11 - 14 V
< 1 V
|
13.0
15.1
Base module (N16/1).
|
15.1 |
|
Base module (N16/1)
Voltage supply
Circuit 15
Models 124, 129, 140.0 LH-SFI, 140.1
Model 129 with ME-SFI only
|
28  |
N16/1
 |
 15 |
|
Ignition: ON
Ignition: OFF
|
|
11 - 14 V
< 1 V |
Wiring,
Fuse.
|
16.0 |
|
RPM signal TN or TD (output)
to EA/CC/ISC control module (N4/1) and tachometer (A1p5)
Models 124, 129, 140.0 LH-SFI, 140.1 only
|
28  |
N16/1
 |
 13 |
|
Engine: at Idle
|
|
>3 V~ |
Wiring,
17.0,
Base module (N16/1).
|
17.0 |
|
RPM signal TN (input)
from LH-SFI or ME-SFI control module (N3/1 or N3/3 or N3/10)
Engine 104, 119: N3/1, N3/10
Engine 120: N3/3
Model 140.0 LH-SFI,
Model 129 with ME-SFI
only |
30  |
N16/1
 |
 31 |
|
Engine: at Idle
|
|
>3 V~ |
Wiring,
N3/1 or N3/3,
N16/1.
|
18.0 |
|
Processed RPM signal TD (input)
from EDS control module (N39)
Model 140.1 only |
28  |
N16/1
 |
 18 |
|
Engine: at Idle
|
|
>2.8 V~
(voltage drops with increased rpm, by approx. 0.5 V, then stabilizies).
|
Wiring,
N39,
Base module (N16/1). |
19.0 |
 
   |
Module box blower
motor (M2/2) 1)
Voltage supply
Model 124, 129 only |
28  |
N16/1
 |
 19 |
|
Engine: at Idle
RPM > 1500 rpm |
|
11 - 14 V
only for approx. 1.5 seconds after reaching > 1500 rpm |
Wiring,
17.0,
2.0,
N16/1. |
20.0 |
   |
Kickdown switch (S16/7)
(transmission mode)
Voltage supply
Models 124, 129, 140.0 LH-SFI,
140.1 only |
28  |
N16/1
 |
 36 |
|
Engine: at Idle
Engine: OFF
|
|
11 - 14 V
< 1 V
|
Wiring,
17.0,
N16/1. |
21.0 |
|
Diagnostic output
Models 124, 129, 140.0, 140.1 only |
28  |
N16/1
 |
 33 |
|
Ignition: ON
|
|
10 - 14 V |
Wiring,
N16/1.
|
1) Module box blower motor was phased out of production on model 140 starting M.Y. 1994. |
 |
 |
Test scope |
Test connection
|
Test condition |
Nominal value |
Possible cause/Remedy |
22.0 |
|
Vehicle speed signal (VSS)
from ABS control module (N30) or ASR control module (N30/1)
Models 124, 129, 140.0 LH-SFI, 140.1 only |
28  |
N16/1
 |
 14 |
Ignition: ON
Raise vehicle
Turn right front wheel at
1 rev./second |
>3 V~ |
Wiring,
ABS DM, Chassis & Drivetrain, Vol. 2, section 6.1 or 6.2
>23,
ASR DM, Chassis & Drivetrain, Vol. 2, section 5.1 or 5.2
>23.
|
23.0 |
|
A/C compressor cut-out/EGR microswitch (S27/6)
Model 140.1 only
|
39  |
N16/1
 |
 1 |
Depress accelerator pedal
Release accelerator pedal |
11 - 14 V
< 1 V |
Wiring,
S27/6.
|
24.0 |
|
Diagnostic coupling for diagnostics
Voltage supply
|
28  |
N16/1
 |
 9 |
Ignition: ON |
10 - 14 V |
Wiring,
Base module (N16/1). |
|