| CHECK FUEL PRESSURE. |
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WARNING: • Place “NO OPEN FLAMES” signs near the working area. • Be careful not to spill fuel. Measure the fuel pressure while disconnecting pressure regulator vacuum hose from intake manifold. WARNING: Release fuel pressure before removing the fuel pressure gauge. NOTE: If fuel pressure does not increase, squeeze the fuel return hose 2 to 3 times, then measure fuel pressure again. |
| QUESTION | |
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Is the measured value 284 — 314 kPa (2.9 — 3.2 kg/cm2, 41 — 46 psi)? | |
| Yes | No |
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Repair the following item. Fuel pressure is too high: • Clogged fuel return line or bent hose Fuel pressure is too low: • Improper fuel pump discharge • Clogged fuel supply line |