Exhaust Leakage - Not OBD II. Opel Sintra 1997

For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Inspect the system for improperly installed or misaligned components. Are there improperly installed or misaligned components? | -- | Go to Step 2 | Go to Step 3
2 | Align the components and tighten the connections to specifications. Is there exhaust leakage or excessive noise? | -- | Go to Step 3 | System OK
3 | Inspect for loose connections at the exhaust manifold and at the catalytic converter. Are there loose connections at the exhaust manifold and/or the catalytic converter? | -- | Go to Step 4 | Go to Step 5
4 | Tighten all of the fasteners to specifications. Is there exhaust leakage or excessive noise? | -- | Go to Step 5 | System OK
5 | Inspect the exhaust manifold. Is the exhaust manifold cracked or broken? | -- | Go to Step 6 | Go to Step 7
6 | Replace the exhaust manifold. Is there exhaust leakage or excessive noise? | -- | Go to Step 7 | System OK
7 | Inspect for leakage at the crossover pipe connections. Is there leakage at the crossover pipe connections? | -- | Go to Step 8 | Go to Step 9
8 | Tighten the nuts and bolts to specifications. Is there exhaust leakage or excessive noise? | -- | Go to Step 9 | System OK
9 | Inspect for damaged or worn seals. Are the seals damaged or worn? | -- | Go to Step 10 | Go to Step 11
10 | Replace the seals. Is there exhaust leakage or excessive noise? | -- | Go to Step 11 | System OK
11 | Inspect the extension pipe. Is the extension pipe burned or rusted? | -- | Go to Step 12 | Go to Step 13
12 | Replace the extension pipe. (Also replace the muffler if it was not previously serviced.) Is there exhaust leakage or excessive noise? | -- | Go to Step 13 | System OK
13 | Inspect the muffler. Is the muffler burned or rusted? | -- | Go to Step 14 | Go to Step 15
14 | Replace the muffler/tailpipe. Is there exhaust leakage or excessive noise? | -- | Go to Step 15 | System OK
15 | Inspect for leakage at the exhaust component joints or couplings. Is there leakage at the joints or couplings? | -- | Go to Step 16 | --
16 | Tighten the clamps to specifications or, if the clamps are damaged, replace them. Is there exhaust leakage or excessive noise? | -- | -- | System OK