Dtc P0660 / P0662: Intake Manifold Tuning Valve Control Circuit Open / High - Suzuki 2006 SX4 Service Manual

1A-110 Engine General Information and Diagnosis:

DTC P0660 / P0662: Intake Manifold Tuning Valve Control Circuit Open / High

Wiring Diagram
15 14 13 12 11
30 28 27 26
29
45 44 43 42 41
59
60 58 57 56
DTC Detecting Condition and Trouble Area
DTC P0660:
Monitor signal of IMT valve is different from command signal for 5 sec.
(1 driving cycle detection logic but MIL does not light up)
DTC P0662:
Circuit voltage of IMT valve is higher than specification for 5 sec. when engine
revolution is 3,000 rpm or less.
(1 driving cycle detection logic but MIL does not light up)
DTC Confirmation Procedure
NOTE
Check to make sure that the following conditions are satisfied when using this "DTC Confirmation
Procedure".
• The following DTC is not detected (when DTC P0660 is detected): DTC P0662
1) With ignition switch turned OFF, connect scan tool.
2) Turn ON ignition switch and clear DTC by using scan tool.
3) Start engine and run it for 10 sec.
4) Check DTC.
[A]
1
[B]
E01
10 9 8 7 6 5 4 3
25 24 23 22 21 20 19 18
40 39 38 37 36 35 34 33
55 54 53 52 51 50 49 48
[A]: Open A1: IMT valve control circuit (+)
[B]: Close A2: IMT valve control circuit (–)
DTC detecting condition
A1
C01-42
YEL
C01-43
YEL/BLK
A2
2 1 15 14 13 12 11
17 16 30 28 27 26
29
32 31 45 44 43 42 41
59
47 46 60 58 57 56
2
C01
10 9 8 7 6 5 4 3
25 24 23 22 21 20 19 18
40 39 38 37 36 35 34 33
55 54 53 52 51 50 49 48
1. IMT valve
2. ECM
Trouble area
• IMT valve and/or its circuit
• ECM
S6RW0C1104057
2 1
17 16
32 31
47 46
I7RW01110073-04