CITROEN XSARA Technical Training Manual page 34

• Allocation of pins of the Yellow 26-way MQS 26 connector of the main harness.
1 14
2 15
3 16
4
17
18
5
6
19
20
7
8
21
22
9
23
10
24
11
12
25
13
26
1 14
2 15
3
16
4
17
5 18
6
19
20
7
8
21
22
9
10 23
11 24
12
25
13 26
MULTIPLEXED BSI - XSARA PICASSO AND XSARA – PART 1
© AUTOMOBILES CITROËN Toute reproduction ou traduction même partielle sans l'autorisation écrite d'AUTOMOBILES CITROËN est interdite et constitue une contrefaçon
1 - K diagnostic line serial connection
2 - Input: Vehicle speed information
3 - Input: Engine ECU serial connection for engine immobiliser
4 - Input: Engine speed information through engine ECU
5 - Output: Heated rear screen and door mirrors lamp control
(except RFTA VAN)
6 - Output: Engine ECU resupply control for engine immobiliser
7 - Input: Windscreen wash control
8 - Input: Wash/wipe control
9 - Output: Low fuel level to engine ECU
10 - Input: Rear screen wash control
11 - Input: Rear wiper
12 - Input: Right hand indicator control
13 - Input: Windscreen wiper motor parked information
14 - Input/Output: Battery charge/alternator excitation
15 - Output: Transponder clock signal
16 - Output: Engine ECU serial connection for engine immobiliser
17 - Transponder aerial serial connection for engine immobiliser
18 - Input: Coolant temperature info by FRIC engine ECU (PWM)
19 - Input: Windscreen wiper high speed control
20 - Input: Windscreen wiper slow speed control
21 - Input: Diesel preheating information
22 - Input: Inertia switch information
23 - Input: Coolant temperature warning
thermoswitch
24 - Input: Engine ECU fault information
25 - Input: De-icing button
26 - Input: Left hand indicator control
20
intermittent mode (no rain sensor)
auto mode (with rain sensor)
Chapter 2
information through