Throttle Valve Opening Signal Inspection - Suzuki Liana RH418 Supplementary Service Manual

1A-93 Engine General Information and Diagnosis:
Step
4 Check wire harness for open and short
1) Turn ignition switch OFF.
2) Disconnect IAC valve coupler.
3) Check for proper connection to IAC valve at each
terminals.
4) If OK, disconnect ECM connector.
5) Check for proper connection to ECM at "C41-6" terminal.
6) If OK, check "BLK/RED", "GRN/RED" and "BLK" circuit
for open and short.
Are they in good condition?

Throttle Valve Opening Signal Inspection

Check throttle valve opening (throttle position) signal referring to Step 3 to 5 of "DTC P1700 (No.32 / No.33): Throttle
Position Signal Input Malfunction in Section 5A".
If check result is not satisfactory, check each wire harness, circuit connections and TP sensor.
A/C Control System Check (Vehicle with A/C)
Wiring Diagram
IG2
+BB
20A
9 8
21 20
31 30
1. Blower fan motor
2. A/C control module
3. A/C pressure switch
Action
1
M
2
LT GRN
RED
LT GRN
RED
C41 (31P)
7 6 5 4 3 2 1 7
19 18 17 16 15 14 13 12 11 10 16
29 28 27 26 25 24 23 22 24
4. A/C evaporator outlet air temp. sensor
5. A/C evaporator inlet air temp. sensor
6. A/C condenser fan relay
Replace IAC valve and
recheck.
4
WHT/BLK
5
YEL/WHT
BLU/BLK
3
GRN/WHT GRN/BLK
BLU/ORN
BLK
6
BLU/YEL
RED/BLU M
1
8
7
BRN/YEL
WHT
9
G04 (24P) G03 (17P)
6 5 4 3 2 1 6 5 4
15 14 13 12 11 10 9 8 12 11 10
23 22 21 20 19 18 17 17 16
Yes
Repair or replace.
ECM
G04-14
G04-11
ORN
C41-10
12 V
12 V
G03-10
G04-16
G04-7
G04-9
BLK
G04-1
3 2 1
9 8 7
15 14 13
7. A/C condenser fan motor
8. A/C compressor relay
9. A/C compressor
No
S3RH0B1104049
S3RH0B1104050
5 V
5 V
12 V
I3RH0B110023-01