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Volume 2

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LOCATION:    4.9 Infrared Remote Central Locking (IRCL)   >   23 Electrical Test Program - Test


Electrical Test Program - Test

Test scope Test connection Test condition Nominal value Possible cause/Remedy
1.0   Antenna
HF line +
N70
7
(A)


+
Disconnect connector from roof control panel control module N70
>20 k

Antenna
2.0   Antenna
HF line -


N70
7
Disconnect connector from roof control panel control module N70
>20 k

Antenna
3.0   Lock nut switch circuit
Left front door lock
switch ( S86/1) (CF)

1
(2)



1
(2)
N69/1



N69/1


2
(2)



3
(2)
Disconnect connector from left front door lock
switch (S86/1):
S86/1:
Rest position

Press and hold unlock:

S86/1:
Rest position

Press and hold lock:









>20 k

<1





>20 k

<1
Wiring,
S86/1

4.0   Trunk lid lock switch (S88/2) (CF) A37
11
(1)





A37
12
(1)









+







+
Disconnect connector from PSE control module (A37)
S88/2:
Rest position

Press and hold unlock:

S88/2:
Rest position

Press and hold unlock:








<1 V

11 - 14 V





<1 V

11 - 14 V
Wiring,
S88/2

5.0   Data line
CAN H/CAN L
Motor electronics activation
to each other
N73

1
(C)



N73

2
(C)
Disconnect connector (C) from N73 and disconnect motor control module.

>20 k
Wiring.


6.0   Data line
CAN L
Motor electronics activation
-//-
N73

2
(C)






2)
Disconnect connector (C) from N73 and disconnect motor control module.

<1
Wiring.


7.0   Data line
CAN H
Motor electronics activation
-//-
N73

1
(C)



N73

2)
Disconnect connector (C) from N73 and disconnect motor control module.

<1
Wiring.


8.0   Data line
CAN L
Motor electronics activation
+
N73

2
(C)



N73

+

Disconnect connector (C) from N73 and disconnect motor control module.

>20 k
Wiring.


9.0   Data line
CAN H
Motor electronics activation
+
N73

1
(C)



N73

+

Disconnect connector (C) from N73 and disconnect motor control module.

>20 k
Wiring.


10.0   Data line
CAN L
Motor electronics activation
-





N73

2
(2)

Disconnect connector (C) from N73 and disconnect motor control module.

>20 k
Wiring.


11.0   Data line
CAN H
Motor electronics activation
-





N73

1
(C)
Disconnect connector (C) from N73 and disconnect motor control module.

>20 k
Wiring.


12.0   Left/right front door IR
receiver (A26/1, A26/2)
Voltage supply


1



2

A26/1


A26/2


2



3
Remove both A26/1 and A26/2
4.5 - 5.5 V Wiring,
N69/1,
N69/2
13.0   Left/right front door IR
receiver (A26/1, A26/2)
Control wire
IR signal
-//-
A26/1
3



A26/2
5
1






N69/1
2
(3)


N69/2
2
(3)
Disconnect connector (3) from N69/1, N69/2
Remove A26/1 and A26/2
<1 Wiring.
13.1   Left/right front door IR
receiver (A26/1, A26/2)
Control wire
IR signal
+
N69/1
N69/2
2
(3)






+
Disconnect connector (3) from N69/1, N69/2
Remove A26/1 and A26/2
>20 k Wiring.
13.2   Left/right front door IR
receiver (A26/1, A26/2)
Control wire
IR signal
-






N69/1
N69/2
2
(3)
Disconnect connector (3) from N69/1, N69/2
Remove A26/1 and A26/2
>20 k Wiring.
14.0   ESC control
module (N26/5)
Voltage supply


2
N26/5



1
Disconnect connector from N26/5

11 - 14 V
Circuit 30,
Circuit 31
15.0
ESC control
module (N26/5)
Data lines
-//-
N26/5
3



N26/5
4





N73
4
(B)


N73
5
(B)
Disconnect connector from N26/5 and connector (B) from N73.
<1



<1
Wiring.
15.1
ESC control
module (N26/5)
Data lines
-







N26/5
3

N26/5
4
Disconnect connector from N26/5.
>20 k



>20 k
Wiring.
15.2
ESC control
module (N26/5)
Data lines
+
N26/5
3

N26/5
4




+


+
Disconnect connector from N26/5.
>20 k


>20 k
Wiring.
16.0
Electronic ignition lock control module (N73)
Circuit 50 wire
-//-
N73
9
(B)


K40/2
10
(C3)

Disconnect connector (C3) from driver-side fuse and relay module box (K40/2) and connector (B) from N73
<1
Wiring.
16.1 Electronic ignition lock control module (N73)
Circuit 50 wire
-






K40/2
10
(C3)

Ignition: OFF
Disconnect connector (C3) from K40/2

>20 k

Wiring,
N73



16.2 Electronic ignition lock control module (N73)
Circuit 50 wire
+
K40/2
10
(C3)





+

Ignition: OFF
Disconnect connector (C3) from K40/2

>20 k

Wiring,
N73



2) Prior to testing, please see appropriate ETM to determine engine control module harness socket number.