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9 1. Connect a test light from the supply voltage circuit of the starter motor relay coil circuit to the control 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 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 Does the test lamp illuminate? Go to Step 12 Go to Step 23 12 Connect a 30-amp fused jumper between the battery 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 Go to Step 29 Go to Step 25 15 Test the supply voltage circuit of the starter motor relay Go to Step 29 Go to Step 21 16 Test the supply voltage circuit of the starter solenoid for an
2004 Hummer H2 2004 ELECTRICAL Engine Electrical - Hummer H2
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