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6E–192 6VE1 3.5 ENGINE DRIVEABILITY AND EMISSIONS DTC P0153 – HO2S Slow Response Bank 2 Sensor 1
Step Action Value(s) Yes No 1 Was the “On-Board Diagnostic (OBD) System Check” — Go to Step 2 Go to OBD System Check 2 NOTE: If any DTCs are set, (except P0133, P1133, 1. Install the Tech 2. under “Conditions for Setting the DTC” criteria 4. Using a Tech 2, monitor “DTC” info for DTC P0153 until the DTC P0153 test runs. 5. Note the test result. Does the Tech 2 indicate DTC P0153 failed this — Go to Step 3 Check the Procedure Refer to Diagnostic Aids 3 Did the Tech 2 also indicate DTC P0153, P1133, — Go to Step 17 Go to Step 4 4 Check for leaks at the pipe joints. Are the joints leaking? — Go to Step 5 Go to Step 6 5 Tighten the U-bolt nuts at the leaking joint. Is your action complete? — Go to Step 2 — 6 Check for gaskets that are damage or improperly Are there damaged or misaligned gaskets? — Go to Step 7 Go to Step 8 7 1. Replace the damaged gaskets. Is your action complete? — Go to Step 2 — 8 Check for loose exhaust flange connections. Are the flange connections loose? — Go to Step 9 Go to Step 10 9 Tighten the stud nuts or bolts to specifications. Is your action complete? — Go to Step 2 — 10 Check for burned or corroded exhaust pipes. Are the exhaust pipes burned or corroded? — Go to Step 11 Go to Step 12 11 Replace the exhaust pipes, as required. Is your action complete? — Go to Step 2 — 12 Check for leaks at the exhaust manifold. Are there leaks at the exhaust manifold? — Go to Step 13 Go to Step 14 13 Tighten the bolts to specifications or replace the Is your action complete? — Go to Step 2 — |