|
|
Content .. 1176 1177 1178 1179 ..
P0871-OD PRESSURE SWITCH RATIONALITY (CONTINUED) For the Transmission circuit diagram (Refer to 21 - TRANSMISSION/TRANSAXLE/AUTOMATIC - 42RLE - SCHE- For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes RELATED TRANSMISSION RELAY DTCS PRESENT LOSS OF PRIME DTC PRESENT (T9) OD PRESSURE SWITCH SENSE CIRCUIT OPEN (T9) OD PRESSURE SWITCH SENSE CIRCUIT SHORT TO GROUND (T9) OD PRESSURE SWITCH SENSE CIRCUIT SHORT TO VOLTAGE TRANSMISSION SOLENOID/PRESSURE SWITCH ASSEMBLY POWERTRAIN CONTROL MODULE Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 21 - TRANSMIS- Theory of Operation The Transmission system uses three pressure switches to monitor the fluid pressure in the LR, 2/4, and OD ele- PRESSURE SWITCH STATES GEAR L/R 2/4 OD R OP OP OP P/N CL OP OP 1st CL OP OP 2nd OP CL OP D OP OP CL OD OP CL CL OP = OPEN CL = CLOSED HB AUTOMATIC TRANSMISSION 42RLE - ELECTRICAL DIAGNOSTICS 21 - 117 |