DTC Description

If brake booster vacuum pressure sensor output signal is above maximum threshold value(4880mV) for more than 3 sec., ECM sets DTC P055800.

DTC Detecting Condition

Item

Detecting Condition

Possible Cause

DTC Strategy

•

Signal monitoring

1.

Open or short to power in signal circuit of brake booster vacuum pressure sensor

2.

Faulty brake booster vacuum pressure sensor

Enable Conditions

•

Ignition switch "ON"

Threshold Value

•

Open or short to power in signal circuit of brake booster vacuum pressure sensor

Fail Safe

Engine OFF

•

No

EGR Off

•

No

Torque Limit

•

No

MIL

•

Off

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