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P0593-SPEED CONTROL SWITCH 2 CIRCUIT HIGH (CONTINUED) 7. (V72) S/C SWITCH NO.2 SIGNAL CIRCUIT OPEN CAUTION: Do not probe the PCM harness connectors. Probing Is the resistance below 5.0 ohms for both measurements? Yes >> Go To 8 No >> Repair the open in the (V72) S/C Switch No.2 Signal cir- cuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer 8. (V397) SWITCH RETURN CIRCUIT OPEN Measure the resistance of the (V397) Switch Return circuit from the Is the resistance below 5.0 ohms? Yes >> Go To 9 No >> Repair the open in the (V397) Switch Return circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer 9 - 688 ENGINE ELECTRICAL DIAGNOSTICS WK |