Suzuki Engine 2002 GRAND VITARA SQ420 Service Manual page 651

6E1-20 ENGINE AND EMISSION CONTROL SYSTEM (G16/J20 ENGINES)
TERMINAL ARRANGEMENT OF ECM (PCM) CONNECTOR (VIEWED FROM HARNESS SIDE)
TERMINAL WIRE COLOR
Output of 5 V power source for CO adjusting resistor
1 GRY/RED
(if equipped)
2 WHT Power source of ECM internal memory
3 PNK/GRN Heater output of heated oxygen sensor-2 (if equipped)
4 –
Duty output terminal (if equipped)
5 PPL
Immobilizer indicator lamp output (if equipped)
6 BRN Engine revolution signal output for tachometer
7 PPL/YEL MIL (Malfunction indicator lamp) output
GRN/WHT A/C cut signal (canvas top model, if equipped)
8
A/C compressor relay output (other than canvas top
PNK
model, if equipped)
9 BLU Main power supply relay output
10 GRY/BLK CO adjusting resistor signal (if equipped)
11 –
Serial communication line of data link connector 5 V (if
12 PPL/WHT
equipped)
PPL/GRN (can-
vas top model)
Serial communication line of data link connector 12 V
13
(if equipped)
PPL/RED (other
than canvas top
model)
14 WHT/RED Test switch terminal (if equipped)
Electric load signal for rear defogger switch (if
15 BLK/RED
equipped)
16 PNK/WHT Electric load signal for heater blower motor
E61
17 YEL/BLK A/C request signal (if equipped)
18 –
19 ORN/BLK "4WD" lamp output (if equipped)
20 WHT/BLK "OD OFF" lamp output (A/T vehicle)
21 GRY/BLU "POWER" lamp output (A/T vehicle)
A/C condenser fan motor relay output (canvas top
YEL/BLU
model, if equipped)
22
ECT sensor signal for combination meter (other than
YEL/WHT
canvas top model)
Fuel pump relay output (without immobilizer control
23 WHT/GRN
system)
Ground for CO adjusting resistor (canvas top model, if
equipped)
24 GRY/YEL
Ground for heated oxygen sensor-2 (other than can-
vas top model, if equipped)
25 –
RED/GRN (can-
vas top model)
Oxygen signal of heated oxygen sensor-2 (if
26
equipped)
RED/BLU (other
than canvas top
model)
27 –
28 BLU/WHT Fuel level sensor signal (if equipped)
29 YEL Diagnosis switch terminal (if equipped)
30 PNK/BLK Idle up signal from ABS control module (if equipped)
CIRCUIT TERMINAL
E61
–
–
C51-3
–
–
C51-1
–
WIRE COLOR
Selector switch signal of Power mode/Normal mode
31 ORN/BLU
for A/T
32 RED/YEL Electric load signal for clearance lamp
33 YEL/RED Selector switch signal of OD On/Off for A/T
34 GRN/WHT Electric load signal for stop lamp
35 –
1 LT BLU Intake air temp. (IAT) sensor signal
2 ORN/BLK Engine coolant temp. (ECT) signal
RED/BLU Knock sensor signal (J20 engine)
3
Ignition timing adjusting resistor (G16 engine, if
GRY/BLK
equipped)
4 BLU/BLK Main power supply
5 PPL/GRN Ground for Mass air flow (MAF) sensor
6 BLK/GRN Ground for ECM
7 BLU/ORN Power steering pressure switch signal
Manifold absolute pressure (MAP) sensor signal (if
8 RED/WHT
equipped)
9 RED/GRN Throttle position (TP) sensor signal
10 PPL/WHT Mass air flow (MAF) sensor signal
Oxygen signal of heated oxygen sensor-1 (if
11 RED
equipped)
12 – (shield ground) Ground of shield wire for heated oxygen sensor-1 (if
equipped)
Output of 5 V power source for throttle position (TP)
13 GRY/RED
sensor
WHT/RED (can-
vas top model)
Output of 5 V power source for Manifold absolute pres-
14
sure (MAP) sensor (if equipped)
GRY/RED (other
than canvas top
model)
15 BLU/BLK Main power supply
16 –
17 BLK/BLU Ground for ECM
18 BLK/YEL Starting motor signal
19 YEL/BLU Meter select signal (canvas top model, if equipped)
20 BLK/WHT Ignition switch signal
21 GRY/YEL Ground for throttle position (TP) sensor
22 GRY/YEL Ground for heated oxygen sensor-1 (if equipped)
23 –
A/C condenser fan motor relay output (other than can-
24 YEL/BLU
vas top model, if equipped)
25 BLU/WHT Ground for sensors
26 PPL/RED Ground for CMP sensor
1 GRN/RED Shift solenoid-B output for A/T
2 GRN Shift solenoid-A output for A/T
3 –
4 –
5 –
6 –
7 –
8 GRN/YEL Torque converter clutch (TCC) solenoid output for A/T
9 –
CIRCUIT
–
–
–
–
–
–
–
–
–