FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Signal Too High. Intermittent Fault






Signal too high. Intermittent fault

Checking cables and connectors
Check the boost pressure sensor connector for contact resistance and oxidation according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults and loose connections according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults
Check the signal cable between control module #A23 (#A23) and boost pressure sensor terminal 3 for an intermittent open-circuit according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults and an intermittent short-circuit to supply voltage according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults
Check the ground lead between control module #A60 (#A60) and boost pressure sensor terminal 2 for an intermittent open-circuit according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults

Other information
- To connect the breakout box / access the control module, see Connecting the breakout box, B5234T9, B5244T7 Connecting The Breakout Box.
- To access / replace the boost pressure sensor, see Manifold absolute pressure (MAP) sensor, replacing, B5234T9, B5244T7 Removal and Replacement.
- For information about signals, see Signal specification Signal Specifications.














Continue - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
If the fault is intermittent, do not verify fault-tracing if the fault does not recur.
It is possible to view the information again, or leave fault-tracing for this diagnostic trouble code (DTC).

Do you want to view the information again?

Yes - Attempt New Test

No - FAULT FOUND

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Attempt New Test - Checking cables and connectors

FAULT FOUND - DONE

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