8206code.fm Page 83 Tuesday, July 7, 1998 11:57 AM
DIAGNOSTIC CODE 3-4 Test 128 Checking for a defective module or loose connector 1. With the ignition key in the OFF position, reconnect the V-MAC II connectors. 2. Start the engine.
If blink code 3-4 is still active, check the V-MAC II module and connector for dirt, loose or broken pins, or repairable damage. If no repairable conditions are evident, replace the V-MAC II module. Retest to be sure the problem has been corrected. If blink code 3-4 is not active, the procedures have corrected the problem. Check all connectors to ensure proper connections.
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