SsangYong Musso. Manual — part 110
1F-24 ENGINE CONTROLS
SSANGYONG Y158
1. Turn the ignition OFF.
2. Disconnect the Crankshaft Position (CKP) sensor
connector.
3. Turn the ignition ON.
4. Measure the resistance between the CKP sensor
terminal 1 and 2.
Does the voltage measure near the value specified?
Measure the voltage between the CKP sensor
connector terminal 1 and ground.
Does the voltage measure near the value specified?
Measure the voltage between the CKP sensor
connector terminal 2 and ground.
Does the voltage measure near the value specified?
Check for an open or short in the wire between the CKP
sensor connector terminal 1 and the Engine Control
Module (ECM) connector terminal 100.
Check for an open or short in the wire between the CKP
sensor connector terminal 2 and the ECM connector
terminal 99.
Repair the wiring as needed.
Is the repair complete?
1. Turn the ignition OFF.
2. Replace the CKP sensor.
Is the repair complete?
1. Turn the ignition OFF.
2. Disconnect the ignition coil No. 1.
3. Connect a test light between terminal 1 of the ignition
coil No. 1 connector and ground.
4. Turn the ignition ON.
Is the test light on?
Check for open or short in the wire between ignition coil
No. 1 connector terminal 2 and ECM connector terminal
72 and repair as necessary.
Is the repair complete?
1. Turn the ignition OFF.
2. Disconnect the fuel injector harness connectors
3. Install a spark tester on cylinder #1 spark plug.
4. Crank the engine and check for spark.
5. Repeat the above procedure on cylinder #4.
Is a spark observed on two spark plug cables?
Measure the resistance of the spark plug cable that
the spark plug tester did not spark.
Is the resistance of the spark plug cable between
the special value?
1. Turn the ignition OFF.
2. Replace ignition coil No. 1.
Is the repair complete?
Replace the spark plug cable
Is the repair complete?
Engine Crank But Will Not Run (2.3L DOHC) (Cont’d)
Step
Action
Value(s)
Yes
No
11
12
13
15
14
18
19
16
17
1,090 ± 164 k
Ω
Go to Step 12
Go to Step 17
0 v
Go to Step 13
Go to Step 14
0 v
Go to Step 18
Go to Step 15
-
Go to Step 16
Go to Step 31
-
Go to Step 16
Go to Step 31
-
Go to Step 2
-
-
Go to Step 2
-
-
Go to Step 19
Go to Step 24
-
Go to Step 2
Go to Step 20
-
Go to Step 25
Go to Step 21
1.8 - 2.2 k
Ω
Go to Step 22
Go to Step 23
-
Go to Step 2
-
-
Go to Step 2
-
20
21
22
23
ENGINE CONTROLS 1F-25
SSANGYONG Y158
Check for a short circuit or open in the wire between
ignition coil No. 1 terminal 1 and Over Voltage
Protection Relay (OVPR) connector terminal 8 and
repair as necessary.
Is the repair complete?
1. Turn the ignition OFF.
2. Disconnect the ignition coil No. 2.
3. Connect a test light between terminal 1 of the ignition
coil No. 2 connector and ground.
4. Turn the ignition ON.
Is the test light on?
Check for open or short in the wire between ignition coil
No. 2 connector terminal 2 and ECM connector terminal
71 and repair as necessary.
Is the repair complete?
1. Turn the ignition OFF.
2. Disconnect the fuel injector harness connectors.
3. Install a spark tester on cylinder #2 spark plug.
4. Crank the engine and check for spark.
5. Repeat the above procedure on cylinder #3.
Is a spark observed on two spark plug cables?
Measure the resistance of the spark plug cable that the
spark plug tester did not spark.
Is the resistance of the spark plug cable between the
special value?
1. Turn the ignition OFF.
2. Replace ignition coil No. 2.
Is the repair complete?
Check for a short circuit or open in the wire between
ignition coil No. 2 terminal 1 and Over Voltage
Protection Relay (OVPR) connector terminal 8 and
repair as necessary.
Is the repair complete?
1. Turn the ignition OFF.
2. Replace the ECM.
Is the repair complete?
1. Turn the ignition OFF.
2. Connect a fuel pressure gauge.
3. Crank the engine.
Is any fuel pressure present?
1. Turn the ignition OFF.
2. Disconnect the electrical connector at the fuel pump.
3. Connect a test light between the fuel pump
connector terminals 5 and 3
4. Turn the ignition ON.
5. With the ignition ON, the test light should light for
the time specified.
Is the test light on?
Engine Crank But Will Not Run (2.3L DOHC) (Cont’d)
Step
Action
Value(s)
Yes
No
24
25
26
28
27
31
33
29
30
-
Go to Step 26
Go to Step 30
-
Go to Step 2
Go to Step 27
-
Go to Step 2
Go to Step 28
-
Go to Step 2
-
-
Go to Step 2
-
-
Go to Step 41
Go to Step 33
1 sec
Go to Step 34
Go to Step 44
1.8 - 2.2 K
Ω
Go to Step 29
Go to Step 23
-
Go to Step 2
Go to “OVPR
Circuit Check”
-
Go to Step 2
Go to “OVPR
Circuit Check”
32
1F-26 ENGINE CONTROLS
SSANGYONG Y158
Replace the fuel pump.
Is the repair complete?
Is the fuel pressure within the value specified?
1. Check the fuel filter for a restriction.
2. Inspect the fuel lines for kinks and restrictions.
Is the problem found?
1. Replace the fuel filter and/or the fuel lines as needed.
2. Connect a fuel pressure gauge.
3. Crank the engine.
Is the fuel pressure within the value specified?
1. Disconnect the vacuum line from the fuel pressure
regulator.
2. Inspect the vacuum line for the presence of fuel.
3. Inspect the fuel pressure regulator vacuum port for
the pressure of fuel.
Is any fuel present?
Check the fuel for contamination.
Is the fuel contamination?
1. Remove the contaminated fuel from the fuel tank.
2. Clean the fuel tank as needed.
Is the repair complete?
Replace the fuel pressure regulator.
Is the repair complete?
1. Remove the fuel pump assembly from the fuel tank.
2. Inspect the fuel pump sender and the fuel coupling
hoses for a restriction.
3. Inspect the in-tank fuel filter for a restriction.
Is the problem found?
Replace the fuel pump sender, the in-tank fuel filter and/
or the fuel coupling hoses as needed.
Is the repair complete?
1. Turn the ignition OFF.
2. Disconnect the electrical connector at the fuel pump.
3. Connect a test light between the fuel pump
connector terminal 3 and a known good ground.
4. Turn the ignition ON.
5. With the ignition ON, the test light should light for
the time specified.
Is the test light on?
Repair the open wire between the fuel pump connector
terminal 5 and ground.
Is the repair complete?
1. Turn the ignition OFF.
2. Disconnect the fuel pump relay.
3. Connect a test light between the fuel pump relay
connector terminal 86 and ground.
4. Turn the ignition ON.
Is the test light on?
Step
Action
Value(s)
Yes
No
34
35
36
38
230 - 380 kPa
(46 - 55 psi)
Go to Step 39
Go to Step 36
37
41
39
40
-
Go to Step 40
Go to Step 55
-
Go to Step 2
-
-
Go to Step 2
-
42
-
Go to Step 2
-
-
Go to Step 37
Go to Step 38
230 - 380 kPa
(46 - 55 psi)
Go to Step 2
Go to Step 38
-
Go to Step 47
Go to Step 51
-
Go to Step 43
Go to Step 34
43
-
Go to Step 41
Go to Step 42
Engine Crank But Will Not Run (2.3L DOHC) (Cont’d)
-
Go to Step 2
-
1 sec
Go to Step 45
Go to Step 46
-
Go to Step 2
-
44
45
46
ENGINE CONTROLS 1F-27
SSANGYONG Y158
1. Turn the ignition OFF.
2. Connect a test light between the fuel pump relay
connector terminal 85 and battery positive.
3. Turn the ignition ON.
4. With the ignition ON, the test light should light for
the time specified.
Is the test light on?
1. Turn the ignition OFF.
2. Connect a test light between the fuel pump relay
connector terminal 30 and ground
Is the test light on?
Check for open between the fuel pump relay connector
terminal 87 and fuel pump connector terminal 3 and
repair as necessary.
Is the repair complete?
Replace the fuel pump relay.
Is the repair complete?
Check for an open or short to voltage in the circuit
between the fuel pump relay terminal 86 and OVPR
circuit terminal 7.
Is a problem found and corrected?
Check the wire between the fuel pump relay connector
terminal 85 and the ECM connector terminal 33 for an
open.
Is the problem found?
Repair the wire between the fuel pump relay connector
terminal 85 to the ECM connector terminal 33.
Is the repair complete?
Repair the wire between the fuel pump relay connector
terminal 30 and the battery.
Is the repair complete?
1. Turn the ignition OFF.
2. Disconnect the fuel injector harness connectors
from all of the fuel injectors.
3. Turn the ignition ON.
4. Connect a test light between the fuel injector harness
connector 1 and ground.
5. Repeat step 4 for each of the remaining fuel
injectors.
Is the test light on at all of the fuel injectors?
1. Turn the ignition OFF.
2. Connect a test light between the fuel injector harness
connector terminal 2 and battery positive.
3. Crank the engine.
4. Repeat steps 2 and 3 for each of the remaining fuel
injectors.
Does the test light flash for all of the fuel injectors?
Step
Action
Value(s)
Yes
No
47
48
49
51
-
Go to Step 49
Go to Step 54
50
54
52
53
-
Go to Step 53
Go to Step 31
-
Go to Step 2
-
-
Go to Step 2
-
55
1 sec
Go to Step 48
Go to Step 52
-
Go to Step 2
Go to Step 50
-
Go to Step 2
-
-
Go to Step 56
Go to Step 59
56
-
Go to Step 2
Go to “OVPR
Circuit Check”
Engine Crank But Will Not Run (2.3L DOHC) (Cont’d)
-
Go to Step 57
Go to Step 60
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст