P1671
Read the instructions below then
start the fault diagnostic procedure.
Symptom: CHECK ENGINE goes on after two driving cycles.
Throttle Limphome Relay Coil Circuit. Short to B+.
Fault symptoms
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CHECK ENGINE goes on after two driving cycles.
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Conditions
The following conditions apply for this DTC:
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Engine running and main relay voltage exceeding 10 V.
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Output voltage exceeding 2 V when output is active.
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Condition fulfilled for 1 sec.
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Diagnostic help
Fault diagnosis concerns electrical fault in connecting leads or in the relay.
Functions in the diagnostic tool related to the fault:
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Activation of relay output, limp-home solenoid.
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See also the description of activations,
, for more information.
Checking the wiring
Jiggle the wiring harness at several points and in different directions to detect intermittent breaks and short circuits. Observe the multimeter, diagnostic tool or test lamp during the check.
