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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 24 (Battery, Charging System And Starting System) >> Diagnostic Information and Procedures >> Starter Solenoid Does Not Click

Starter Solenoid Does Not Click

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
Starter Solenoid Does Not Click

Step Action Yes No
Schematic Reference: Starting and Charging Schematics 
1 Did you preform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle
2 Turn the ignition switch to the START position.
Does the engine crank?		 Go to Testing for Intermittent Conditions and Poor Connections Go to Step 3 
3 Turn the ignition switch to the START position.
Does the starter motor relay click?		 Go to Step 11  Go to Step 4 
4
  1. Turn OFF the ignition.
  2. Disconnect the powertrain control module (PCM) harness connector.
  3. Connect a test lamp between the crank voltage circuit of the PCM harness and a good ground.
  4. With the transmission in park, or clutch pedal depressed, turn the ignition switch to the START position.
Does the test light illuminate?		 Go to Step 7  Go to Step 5 
5 Inspect for poor connections at the PCM connector, underhood fuse block, or ignition switch harness connector. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
Did you find and correct the condition?		 Go to Step 29  Go to Step 6 
6 Test the supply voltage circuit of the crank voltage circuit and crank fuse for an open or high resistance. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
Did you find and correct the condition?		 Go to Step 29  Go to Step 27 
7
  1. Turn OFF the ignition.
  2. Disconnect the PCM harness connector.
  3. Connect a test lamp between the starter enable relay control circuit of the PCM harness and a good ground.
  4. Turn the ignition to the START position.
Does the test lamp illuminate?		 Go to Step 19  Go to Step 8 
8
  1. Remove the starter motor relay.
  2. Connect a test light from the supply voltage circuit of the starter motor relay coil circuit to ground.
  3. With the transmission in park, turn the ignition switch to the START position.
Does the test light illuminate?		 Go to Step 9  Go to Step 10 
9
  1. Connect a test light from the supply voltage circuit of the starter motor relay coil circuit to the control circuit of the starter motor relay coil circuit.
  2. With the transmission in park, turn the ignition switch to the START position.
Does the test light illuminate?		 Go to Step 17  Go to Step 14 
10
  1. Turn OFF the ignition.
  2. Disconnect the park/neutral position (PNP) switch. Refer to Park/Neutral Position Switch Replacement .
  3. Turn ON the ignition, with the engine OFF.
  4. Connect a 10-amp fused jumper between the starter motor relay coil control circuits of the PNP switch.
  5. With the transmission in PARK, turn the ignition switch to the START position.
Does the test lamp illuminate?		 Go to Step 18  Go to Step 15 
11
  1. Turn OFF the ignition.
  2. Disconnect the starter motor relay.
  3. Connect a test lamp between the battery positive voltage circuit of the starter motor relay switch circuit and a good ground.
Does the test lamp illuminate?		 Go to Step 12  Go to Step 23 
12 Connect a 30-amp fused jumper between the battery positive voltage circuit of the starter motor relay switch circuit and the supply voltage circuit of the starter solenoid.
Does the engine crank?		 Go to Step 17  Go to Step 13 
13 Does the fuse in the jumper open? Go to Step 24  Go to Step 16 
14 Test the control circuit of the starter motor relay for an open or high resistance. Refer to Circuit Testing and Wiring Repairs .
Did you find and correct the condition?		 Go to Step 29  Go to Step 25 
15 Test the supply voltage circuit of the starter motor relay coil circuit for an open or high resistance. Refer to Circuit Testing and Wiring Repairs .
Did you find and correct the condition?		 Go to Step 29  Go to Step 21 
16 Test the supply voltage circuit of the starter solenoid for an open or high resistance. Refer to Circuit Testing and Wiring Repairs .
Did you find and correct the condition?		 Go to Step 29  Go to Step 22 
17 Inspect for poor connections at the starter motor relay. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
Did you find and correct the condition?		 Go to Step 29  Go to Step 25 
18 If equipped with an automatic transmission, inspect for a poor connection at the PNP switch harness connector. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . If OK, perform the Park/Neutral Position Switch Adjustment for the 4L60-E/4L65-E transmission.
Did you find and correct the condition?		 Go to Step 29  Go to Step 26 
19 Inspect for poor connections at the harness connector of the PCM. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
Did you find and correct the condition?		 Go to Step 29  Go to Step 20 
20 Replace the PCM. Refer to Control Module References for replacement, setup, and programming.
Did you complete the replacement?		 Go to Step 29  -
21 Inspect for poor connections at the ignition switch harness connector. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
Did you find and correct the condition?		 Go to Step 29  Go to Step 27 
22 Inspect for poor connections at the starter solenoid. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
Did you find and correct the condition?		 Go to Step 29  Go to Step 28 
23 Repair the open or high resistance in the battery positive voltage circuit of the starter motor relay switch circuit. Refer to Wiring Repairs .
Did you complete the repair?		 Go to Step 29  -
24 Repair the short to ground in the supply voltage circuit of the starter solenoid. Refer to Wiring Repairs .
Did you complete the repair?		 Go to Step 29  -
25 Replace the starter relay. Refer to Relay Replacement (Attached to Wire Harness) or Relay Replacement (Within an Electrical Center) .
Did you complete the replacement?		 Go to Step 29  -
26 Replace the PNP switch. Refer to Park/Neutral Position Switch Replacement .
Did you complete the replacement?		 Go to Step 29  -
27 Replace the ignition switch. Refer to Ignition and Start Switch Replacement .
Did you complete the replacement?		 Go to Step 29  -
28 Replace the starter. Refer to Starter Motor Replacement .
Did you complete the replacement?		 Go to Step 29  -
29 Operate the system for which the symptom occurred.
Did you correct the condition?		 System OK Go to Step 2 
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