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3. (D54) CAN B BUS (-) CIRCUIT SHORTED TO GROUND Measure the resistance between ground and the (D54) CAN B Bus (-) While monitoring the ohmmeter, disconnect each CAN B Bus module NOTE: This is to determine if the circuit is shorted to ground inter- NOTE: Disconnecting an in-line connector can eliminate a module Is resistance below 1000.0 ohms with all the CAN B Bus mod- Yes >> Repair the (D54) CAN B Bus (-) circuit for a short to ground. Perform the BODY VERIFICATION TEST – VER 1. (Refer No >> Replace the module that when disconnected eliminated the short to ground in accordance with the ser- vice information. Perform the BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CON- 4. CHECK THE (D55) CAN B BUS (+) CIRCUIT FOR A SHORT TO THE (D54) CAN B BUS (-) CIRCUIT Measure the resistance between the (D55) CAN B Bus (+) circuit and Is resistance below 1000.0 ohms? Yes >> Go To 5 No >> Inspect the wiring and connectors for damage or shorted circuits. If ok, replace the Totally Integrated Power Module Perform the BODY VERIFICATION TEST – VER 1. (Refer PM ELECTRONIC CONTROL MODULES - ELECTRICAL DIAGNOSTICS 8E - 31 |