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Possible Causes (A417) FUSED B(+) CIRCUIT OPEN OR SHORTED (Z944) GROUND CIRCUIT OPEN (D55) AND (D54) CAN B BUS CIRCUITS OPEN (R263) DRIVER SEAT POSITION SENSOR VOLTAGE CIRCUIT FOR A SHORT TO GROUND (R701) SEAT WEIGHT SENSOR 5 VOLT CIRCUIT FOR A SHORT TO GROUND OCCUPANT CLASSIFICATION MODULE Diagnostic Test 1. TEST FOR INTERMITTENT CONDITION Turn the ignition on. NOTE: Ensure the IOD fuse is installed and battery voltage is between 10.0 and 16.0 volts. NOTE: A red X will be next to the module that is not communicating, indicating that the module is not active Does the scan tool display a red X next to the module? Yes >> Go To 2 No >> The no response condition is not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring for chafed, pierced, pinched, and partially broken wires and the wiring harness con- 2. (A417) FUSED B(+) CIRCUIT OPEN OR SHORTED WARNING: To avoid personal injury or death, turn the ignition off, WARNING: To avoid personal injury or death, turn the ignition on, Does the test light illuminate brightly? Yes >> Go To 3 No >> Repair the (A417) Fused B(+) circuit for an open or short. Perform the OCS VERIFICATION TEST-VER 1. PM ELECTRONIC CONTROL MODULES - ELECTRICAL DIAGNOSTICS 8E - 143 |