Engine General Information and Diagnosis: Bi-Fuel LPG model 1A-60
DTC P1432 / P1433
AENAR90A1104046
DTC Detecting Condition and Trouble Area
Wiring Diagram
DTC Confirmation Procedure
1) Turn ignition switch to ON position and keep it for 10 sec.
DTC Troubleshooting
2
LPG control module power and ground circuit check
1) Check LPG control module power supply circuit and
LPG control module ground circuit is in good condition.
Are they in good condition?
Substitute a known-
good LPG control
module and recheck.
Repair or replace
defective wire harness.
Step
Action
Yes
No
DTC detecting condition
Trouble area
P1432: Remaining Fuel Sensor Low Voltage
Voltage of LPG level sensor signal circuit is lower than 0.1 V for 5 sec.
(1 D/C detection logic)
• LPG level sensor and/or its circuit
• LPG control module
P1433: Remaining Fuel Sensor High Voltage
Voltage of LPG level sensor signal circuit is higher than 4.9 V for 5 sec.
(1 D/C detection logic)
A1
A2
1
5V
3
4
5
6
7
1
8
[A]
A
12
13
14
15
16
11 10
17
C13
E485
20
21
22
23
24
26
19 18
25
29
30
31
32
33
28 27
34
3
4
5
6
7
1
8
12
13
14
15
16
11 10
17
20
21
22
23
24
26
19 18
25
29
30
31
32
33
28 27
34
2
9
2
9
2
E485-23
GRN/WHT
GRN/BLK
E485-15
IAR90A110047-01
[A]: LPG control module connector (View: A)
A2: LPG level sensor ground circuit
2. LPG level sensor
A1: LPG level sensor signal circuit
1. LPG control module
Step
Action
Yes
No
1
Was “Engine and Emission Control System Check”
performed?
Go to Step 2.
Go to “Engine and
Emission Control
System Check”: Bi-Fuel
LPG model.
Summary of Contents for Wagon R
Page 2: ......
Page 32: ...0B 5 Maintenance and Lubrication ...
Page 184: ...1J 3 Charging System ...
