Diagnosis system (combination meter)
Description
COMBINATION METER SELF-DIAGNOSIS MODE
The following meter functions can be checked during Combination Meter
Self-Diagnosis Mode:
Pointer sweep of speedometer, tachometer and gauges.
Illumination of all LCD segments and color patterns for meter
displays.
I ...
P1805 brake switch
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P1805
BRAKE SW/CIRCUIT
(BRAKE SW/CIRCUT)
A stop lamp switch signal is not sent to ECM for extremely long time
while
the vehicle is driving.
...
Main power supply and ground circuit
Diagnosis Procedure
1.CHECK TCM POWER CIRCUIT (PART 1)
Turn ignition switch OFF.
Disconnect TCM connector.
Check voltage between TCM harness connector terminals and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 4.
2.CHECK TCM ...