|
|
1. Ignition OFF, remove the relay. 2. Test for 60-180 ohms between terminals 85 and 86. If not within the specified range, replace the relay. 3. Test for infinite resistance between the following terminals: 30 and 86 30 and 87 30 and 85 85 and 87 If not the specified value, replace the relay. 4. Install a 20A fused jumper wire between relay terminal 85 and 12 volts. Install a jumper wire between relay terminal 86 and ground. Test for less than 2.0 ohms between terminals If greater than specified range, replace the relay. Repair Procedures Perform the Diagnostic Repair Verification after completing the diagnostic procedure. Range Selector Lever Cable Adjustment (3.7L) or Range Selector Lever Cable Relay Replacement (Attached to Wire Harness) or Relay Replacement (Within an Park/Neutral Position and Backup Lamp Switch Replacement (3.7L) or Starter Motor Replacement (LH8) or Starter Motor Replacement (LLR) Control Module References for ECM replacement, setup, and programming STARTER SOLENOID DOES NOT CLICK (MANUAL MA5) Diagnostic Instructions Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. Review Strategy Based Diagnosis for an overview of the diagnostic approach. Diagnostic Procedure Instructions provides an overview of each diagnostic category. Diagnostic Fault Information
2008 Hummer H3 2008 ENGINE Engine Electrical - H3
|