·-
Fault diagnosis
197
Diagnostic trouble codes P1170 P1171, P1172 (contd.)
[[
0000
0000
0000
0000
OOC=:J
Diagnostic procedure
P1416
? .
P0105 - P0135
P0441 - P0445
■
1 Check additional diagnostic trouble codes in
the Trionic system
- Obtain readouts of all diagnostic trouble codes
using the ISAT scan tool. ·
• P1416
• P0105- P0135
• P0441 - P0445
Are any of the above diagnostic trouble codes
present?
I YES
I
Continue fa ult diagnosis for the relevant
diagnostic trouble code.
INO
I
Continue with point 2.
Note
P1171
may be caused by misfiring.
2
2 Check for air leakage
- Check that no air leakage occurs at the follow-
ing points:
• the hose between the pressure sensor and in-
take manifold
• the hose between the fuel pressure regulator
and intake manifold
Saab9000
I
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