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6E-158 Engine Control System (4JH1) Step Action Value(s) Yes No 4 1. Turn OFF the ignition. harness connector. 3. Inspect for an intermittent and for a poor connection on A/T VSS circuit at the harness 4. Repair the connection(s) as necessary. Go to Step 7 Go to Step 5 5 1. Remove the A/T VSS. Refer to A/T Speed Sensor Replacement in automatic transmission 2. Visually inspect the A/T VSS for the following conditions: • Physical damage • Being loose • Improper installation 3. The following conditions may cause this DTC to set: • Electromagnetic interference in the A/T VSS circuits 4. Repair or replace as necessary. Go to Step 7 Go to Step 6 6 Replace the A/T VSS. Refer to A/T Speed Sensor Go to Step 7 7 1. Reconnect all previously disconnected harness connector(s). 2. Clear the DTCs with the scan tool. scan tool. Does the Vehicle Speed parameter indicate correct Go to Step 8 Go to Step 2 8 Observe the DTC Information with the scan tool. Go to Diagnostic Trouble Code (DTC) List System OK
Chart for except 2WD with A/T Step Action Value(s) Yes No 1 Did you perform the Diagnostic System Check- Go to Step 2 Go to Diagnostic System Check- Engine Controls 2 1. Inspect all of the circuits going to the vehicle speed sensor (VSS) for the following: • Routed too closely to fuel injection solenoid wiring or components • Routed too closely to after-market add-on electrical equipment • Routed too closely to solenoids, relays, and motors 2. If you find incorrect routing, correct the harness routing. Did you find and correct the condition? Go to Step 7 Go to Step 3 |