|
|
P0137-O2 SENSOR 1/2 CIRCUIT LOW (CONTINUED) 5. (K141) O2 1/2 SIGNAL CIRCUIT SHORTED TO GROUND Turn the ignition off. Disconnect the C1 and C2 PCM harness connectors. Measure the resistance between ground and the (K141) O2 1/2 Signal Is the resistance below 100 ohms? Yes >> Repair the short to ground in the (K141) O2 1/2 Signal cir- cuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer No >> Go To 6 6. (K141) O2 1/2 SIGNAL CIRCUIT SHORTED TO THE (K904) O2 RETURN DOWNSTREAM CIRCUIT Measure the resistance between the (K141) O2 1/2 Signal circuit and Is the resistance below 100 ohms? Yes >> Repair the short between the (K904) O2 Return Down- stream circuit and the (K141) O2 1/2 Signal circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer No >> Go To 7 HB ENGINE ELECTRICAL DIAGNOSTICS 9 - 179 |