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For 1990-2009 cars only
Makes 🢒 Isuzu 🢒 1997 🢒 S/T Isuzu - 2WD 🢒 Engine 🢒 Engine Electrical 🢒 Starter Solenoid Does Not Click

Starter Solenoid Does Not Engage

Step

Action

Value(s)

Yes

No

DEFINITION: The Starter Solenoid does not engage when the Ignition Switch is placed in the Start position. No clicking noise is heard. However, the Battery Indicating Light or the MIL do illuminate.

1

Does the vehicle have an automatic transmission?

--

Go to Step 2

Go to Step 3

2
  1. Disconnect the PPL (6) wire at the Starter Solenoid.
  2. Connect a test lamp between the Starter's PPL (6) wire and ground.
  3. Check that the automatic transmission is in the Park position.
  4. Place the Ignition Switch in the Start position.
  5. Observe the test lamp.
  6. Place the Ignition Switch in the Off position.

Did the test lamp light?

--

Go to Step 4

Go to Step 7

3
  1. Disconnect the PPL (6) wire at the Starter Solenoid.
  2. Connect a test lamp between the Starter's PPL (6) wire and ground.
  3. Depress the clutch pedal for vehicles having a manual transmission.
  4. Place the Ignition Switch in the Start position.
  5. Observe the test lamp.
  6. Place the Ignition Switch in the Off position.
  7. Release the clutch pedal.

Did the test lamp light?

--

Go to Step 4

Go to Step 7

4

Remove the Starter.

    •  For vehicles with 2.2L Engines, refer to the Removal Procedure in Starter Motor Replacement .
    •  For vehicles with 4.3L Engines, refer to the Removal Procedure in Starter Motor Replacement .

Is the starter removed?

--

Go to Step 5

--

5
  1. Inspect and clean the starter mounting surfaces and hardware as required in order to provide good grounding when the starter is re-installed.
  2. Perform the Starter No-Load Test. Refer to Starter No Load Test .
  3. Disassemble the starter. Refer to Starter Motor Disassemble .
  4. Inspect the Starter. Refer to the Cleaning and Inspection Procedure in Starter Motor Inspection .
  5. Repair or replace the starter as determined by the inspection procedure. If no problem was found in the starter inspection, then reinstall the old starter.
  6. If required, assemble the Starter. Refer to Starter Motor Assemble .

Is the starter ready for installation?

--

Go to Step 6

--

6

Install the Starter.

    •  For vehicles with 2.2L Engines, refer to the Installation Procedure in Starter Motor Replacement .
    • For vehicles with 4.3L Engines, refer to the Installation Procedure in Starter Motor Replacement .

Is the starter installed?

--

Go to Engine Electrical Diagnostic System Check .

--

7
  1. Remove the Starter Relay.
  2. Connect a self-powered test lamp between the Starter's PPL (6) wire and ground.
  3. Check for an intermittent short to ground. Refer to Troubleshooting Procedures in SECTION 8A-4.

Does the test lamp light?

--

Go to Step 8

Go to Step 12

8

Locate and repair the short to ground in the PPL (6) wire between the Starter Relay and the Starter. Refer to the Repair Procedures in SECTION 8A-5.

Are the repairs complete?

--

Go to Step 9

--

9

Connect a test lamp between Starter Relay Cavity 30 for the RED (1542) wire and ground.

Does the test lamp light?

--

Go to Step 10

Go to Step 11

10

Replace the BLK (1542) Fusible Link at the Generator.

Are the repairs complete?

--

Go to Step 11

--

11
  1. Install the Starter Relay.
  2. Connect the PPL (6) wire at the Starter Solenoid.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

12

Connect a self-powered test lamp between Starter Relay connector Cavity 87 for the PPL (6) wire and the Starter's end of the PPL (6) wire.

Does the test lamp light?

--

Go to Step 14

Go to Step 13

13
  1. Locate and repair the open in the PPL (6) wire between the Starter Relay and the Starter.
  2. Install the Starter Relay.
  3. Connect the PPL (6) wire at the Starter Solenoid.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

14

Connect an test lamp between Starter Relay Cavity 30 for the RED (1542) wire and ground.

Does the test lamp light?

--

Go to Step 26

Go to Step 15

15
  1. Disconnect the Negative Battery Cable.
  2. Connect a self-powered test lamp between Starter Relay Cavity 30 for the RED (1542) wire and ground.
  3. Check for an intermittent short to ground. Refer to the Troubleshooting Procedures in SECTION 8A-4.

Does the test lamp light?

--

Go to Step 16

Go to Step 20

16

Locate and repair the short to ground on the RED (1542) wire between the Generator and the Starter Relay. Refer to Troubleshooting Procedures in SECTION 8A-4.

Are the repairs complete?

--

Go to Step 17

--

17

Connect a self-powered test lamp between Starter Relay connector Cavity 30 for the RED (1542) wire and the negative Battery cable.

Does the test lamp light?

--

Go to Step 19

Go to Step 18

18

Replace the BLK (1542) Fusible Link at the Generator.

Are the repairs complete?

--

Go to Step 19

--

19
  1. Install the Starter Relay.
  2. Connect the PPL (6) wire at the Starter Solenoid.
  3. Connect the negative Battery cable.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

20

Connect a self-powered test lamp between the BLK (1542) Fusible Link at the Generator and Starter Relay Cavity 30 for the RED (1542) wire.

Did the test lamp light?

--

Go to Step 22

Go to Step 21

21
  1. Locate and repair the open circuit in the RED (1542) wire and fusible link between the Starter Relay and the Generator. Refer to the Repair Procedures in Section 8A-5.
  2. Install the Starter Relay.

Are the repairs complete?

--

Go to Step 22

--

22

Connect a self-powered test lamp between Starter Relay Pins 30 and 86.

Did the test lamp light?

--

Go to Step 23

Go to Step 24

23
  1. Replace the Starter Relay.
  2. Connect the PPL (6) wire at the Starter Solenoid.
  3. Connect the negative Battery cable.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check

--

24

Connect a self-powered test lamp between Starter Relay Pins 87 and 86.

Did the test lamp light?

--

Go to Step 25

Go to Step 26

25
  1. Replace the Starter Relay.
  2. Connect the PPL (6) wire at the Starter Solenoid.
  3. Connect the negative Battery cable.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

26
  1. Connect the PPL (6) wire at the Starter Solenoid.
  2. Connect the negative battery cable, if required.
  3. Connect a self-powered test lamp between Starter Relay connector Cavity 86 for the BLK (150) wire and engine ground.

Does the test lamp light?

--

Go to Step 28

Go to Step 27

27
  1. Locate and repair the open circuit in the BLK (150) wire between the Starter Relay and the engine grounds.
  2. Install the Starter Relay.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

28

Does the vehicle have an automatic transmission?

--

Go to Step 29

Go to Step 45

29
  1. Connect a test lamp between Starter Relay connector Cavity 85 for the YEL (1737) wire and ground.
  2. Place the Ignition Switch in the Start position.
  3. Observe the test lamp.
  4. Place the Ignition Switch in the Off position.

Did the test lamp light?

--

Go to Step 30

Go to Step 31

30

Replace the Starter Relay.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

31
  1. Remove CRANK Fuse 20 from the I/P Fuse Block.
  2. Test CRANK Fuse 20 for continuity.

Is CRANK Fuse 20 continuous (not open)?

--

Go to Step 39

Go to Step 32

32
  1. Disconnect Connector C1 at the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch).
  2. Connect a self-powered test lamp between Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch) Connector C1 Cavity G for the YEL (1737) wire and ground.
  3. Test for an intermittent short to ground.

Did the test lamp light?

--

Go to Step 33

Go to Step 34

33
  1. Locate and repair the short to ground in the YEL (1737) wire between the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch) and the Starter Relay.
  2. Install the Starter Relay.
  3. Install CRANK Fuse 20 at the I/P Fuse Block.
  4. Reconnect the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch).

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

34
  1. Connect a self-powered test lamp between Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch) Pin E and ground.
  2. Observe the test lamp.
  3. Connect a self-powered test lamp between Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch) Pin G and ground.
  4. Observe the test lamp.

Did the test lamp light in either test?

--

Go to Step 35

Go to Step 36

35
  1. Replace the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch).
  2. Install the Starter Relay.
  3. Install CRANK Fuse 20 at the I/P Fuse Block.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

36
  1. Disconnect the connector at the Supplemental Restraint Diagnostic Energy Reserve Module.
  2. Connect a self powered test lamp between Supplemental Restraint Diagnostic Energy Reserve Module connector Cavity B10 for the PPL (806) wire and ground.
  3. Check for an intermittent short to ground on the PPL (806) wire.

Does the test lamp light?

--

Go to Step 38

Go to Step 37

37
  1. Install the Starter Relay.
  2. Install CRANK Fuse 20 at the I/P Fuse Block.
  3. Reconnect Connector C1 at the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch).
  4. Replace the Supplemental Restraint Diagnostic Energy Reserve Module. Refer to Supl Rst Diagnostic Energy Reserve Module in Section 9 -- Restraints.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

38
  1. Locate and repair the short to ground on the PPL (806) wire between the I/P Fuse Block, the Supplemental Restraint Diagnostic Energy Reserve Module, and the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch).
  2. Reconnect the connector at the Supplemental Restraint Diagnostic Energy Reserve Module.
  3. Reconnect Connector C1 at the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch).
  4. Install the Starter Relay.
  5. Replace CRANK Fuse 20 at the I/P Fuse Block.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

39

Connect a self-powered test lamp between Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch) Connector C1 Cavity G and Starter Relay connector Cavity 85 for the YEL (1737) wire.

Does the test lamp light?

--

Go to Step 41

Go to Step 40

40
  1. Locate and repair the open circuit in the YEL (1737) wire between the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch) and the Starter Relay.
  2. Reconnect Connector C1 at the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch).
  3. Install the Starter Relay.
  4. Install CRANK Fuse 20 at the I/P Fuse Block.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

41
  1. Check that the Automatic Transmission remains in the Park position.
  2. Connect a self powered test lamp between Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch) Pins E and G for Connector C1.

Does the test lamp light?

--

Go to Step 43

Go to Step 42

42
  1. Replace the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch).
  2. Install the Starter Relay.
  3. Install CRANK Fuse 20 at the I/P Fuse Block.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

43

Connect a self-powered test lamp between I/P Fuse Block cavity E1 and Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch) Connector C1 Cavity E for the PPL (806) wire.

Does the test lamp light?

--

Go to Step 55

Go to Step 44

44
  1. Locate and repair the open circuit in the PPL (806) wire between the I/P Fuse Block and the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch).
  2. Reconnect Connector C1 at the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch).
  3. Install the Starter Relay.
  4. Install CRANK Fuse 20 at the I/P Fuse Block.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

45
  1. Connect a test lamp between Starter Relay connector Cavity 85 for the PPL/WHT (1035) wire and ground.
  2. Place the Ignition Switch in the Start position.
  3. Observe the test lamp.
  4. Place the Ignition Switch in the Off position.

Did the test lamp light?

--

Go to Step 46

Go to Step 47

46

Replace the Starter Relay.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

47
  1. Remove CRANK Fuse 20 from the I/P Fuse Block.
  2. Test CRANK Fuse 20 for continuity.

Is CRANK Fuse 20 continuous (not open)?

--

Go to Step 59

Go to Step 48

48
  1. Disconnect the connector at the Clutch Pedal Position And Cruise Control Shutoff Switch.
  2. Disconnect the connector at the Supplemental Restraint Diagnostic Energy Reserve Module.
  3. Connect a self-powered test lamp between Clutch Pedal Position And Cruise Control Shutoff Switch connector Cavity C for the PPL/WHT (1035) wire and ground.
  4. Check for an intermittent short to ground on the PPL/WHT (1035) wire.

Does the test lamp light?

--

Go to Step 49

Go to Step 50

49
  1. Locate and repair the short to ground on the PPL/WHT (1035) wire between the Clutch Pedal Position And Cruise Control Shutoff Switch, the Supplemental Restraint Diagnostic Energy Reserve Module, and the Starter Relay.
  2. Install the Starter Relay.
  3. Reconnect the Supplemental Restraint Diagnostic Energy Reserve Module.
  4. Reconnect the Clutch Pedal Position And Cruise Control Shutoff Switch.
  5. Replace CRANK Fuse 20.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

50

Connect an ohmmeter between Supplemental Restraint Diagnostic Energy Reserve Module Pin B10 and ground.

Is the resistance less than 2 ohms?

2 ohms

Go to Step 51

Go to Step 52

51
  1. Install the Starter Relay.
  2. Reconnect the Clutch Pedal Position And Cruise Control Shutoff Switch.
  3. Replace CRANK Fuse 20.
  4. Replace the Supplemental Restraint Diagnostic Energy Reserve Module. Refer to Supl Rst Diagnostic Energy Reserve Module in Section 9 -- Restraints.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

52
  1. Reconnect the Supplemental Restraint Diagnostic Energy Reserve Module.
  2. Observe that the clutch pedal is not depressed.
  3. Connect a self-powered test lamp between Clutch Pedal Position And Cruise Control Shutoff Switch Pin A and ground.
  4. Observe the test lamp.
  5. Connect a self-powered test lamp between Clutch Pedal Position And Cruise Control Shutoff Switch Pin C and ground.
  6. Observe the test lamp.

Did the test lamp light in either case?

--

Go to Step 53

Go to Step 54

53
  1. Replace the Clutch Pedal Position And Cruise Control Shutoff Switch.
  2. Install the Starter Relay.
  3. Replace CRANK Fuse 20.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

54
  1. Locate and repair the short to ground on the PPL (806) wire between the I/P Fuse Block and the Clutch Pedal Position And Cruise Control Shutoff Switch.
  2. Reconnect the connector at the Clutch Pedal Position And Cruise Control Shutoff Switch.
  3. Replace CRANK Fuse 20.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

55
  1. Disconnect the connector at the Clutch Pedal Position And Cruise Control Shutoff Switch.
  2. Connect a self-powered test lamp between Clutch Pedal Position And Cruise Control Shutoff Switch connector Cavity C and Starter Relay connector Cavity 85 for the PPL/WHT (1035) wire.

Does the test lamp light?

--

Go to Step 57

Go to Step 56

56
  1. Locate and repair the open circuit in the PPL/WHT (1035) wire between the Clutch Pedal Position And Cruise Control Shutoff Switch.
  2. Reconnect the Clutch Pedal Position And Cruise Control Shutoff Switch.
  3. Install CRANK Fuse 20 in the I/P Fuse Block.
  4. Install the Starter Relay.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

57
  1. Connect a self-powered test lamp between Clutch Pedal Position And Cruise Control Shutoff Switch Pins A and B.
  2. Depress the clutch pedal.
  3. Observe the test lamp.
  4. Release the clutch pedal.

Did the test lamp light?

--

Go to Step 59

Go to Step 58

58
  1. Replace the Clutch Pedal And Cruise Control Shutoff Switch.
  2. Install the Starter Relay.
  3. Install CRANK Fuse 20 in the I/P Fuse Block.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

59

Connect a self-powered test lamp between I/P Fuse Block Cavity E1 and Clutch Pedal Position And Cruise Control Shutoff Switch connector Cavity A for the PPL (806) wire.

Does the test lamp light?

--

Go to Step 61

Go to Step 60

60
  1. Locate and repair the open in the PPL (806) wire between the I/P Fuse Block and the Clutch Pedal Position And Cruise Control Shutoff Switch.
  2. Install CRANK Fuse 20 in the I/P Fuse Block.
  3. Install the Starter Relay.
  4. Reconnect the connector at the Clutch Pedal Position And Cruise Control Shutoff Switch.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

61
  1. Install the Starter Relay.
  2. For vehicles with manual transmissions, reconnect the connector at the Clutch Pedal Position And Cruise Control Shutoff Switch.
  3. For vehicles with automatic transmissions, reconnect the connector at the Transmission Range Switch (Park/Neutral Position And Backup Lamp Switch).
  4. Disconnect the Steering Column In-Line Connector C211.
  5. Connect a self-powered test lamp between In-Line Connector C211 Cavity D1 and I/P Fuse Block Cavity D2 for the YEL (5) wire.

Does the test lamp light?

--

Go to Step 63

Go to Step 62

62
  1. Locate and repair the open in the YEL (5) wire between In-Line Connector C211 and the I/P Fuse Block.
  2. Reconnect In-Line Connector C211.
  3. Install CRANK Fuse 20 in the I/P Fuse Block.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--

63

Replace the Ignition Switch.

Are the repairs complete?

--

Go to Engine Electrical Diagnostic System Check .

--