Mitsubishi 3000GT Service Manual page 880

SERVICE BRAKES
Code No. 26 G-sensor system (open-, short-circuited or
signal abnormal)
Output is provided in the following cases.
G-sensor output drops below 0.W or rises above 4.W
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G-sensor svstem harness is broken or shorted
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Check G-sensor. (Refer to P.35117.)
OK
Measure at ABS-ECU connector E-12.
Disconnect connectors and make measure-
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ments on harness side.
Ignition switch: ON
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Voltage between No. 62 and 45
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OK
Check trouble symptoms.
Code No. 38 Stop light switch system (open-circuited or
ON trouble)
Output is provided in the following cases.
Stop light switch is in trouble and remains in ON state for more than 15 minutes.
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Stop light switch system harness is broken and no signal is input to ABS-ECU.
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or distinguish stop light.
OK
Disconnect connectors and
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make measurements on har-
ness side.
Stop light switch ON
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Voltage between terminal No. 36
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and body ground
OK: Battery voltage
Check trouble symptoms.
Replace G-sensor.
Check harness between G-sensor and
ABS-ECU. and repair if necessarv.
Replace ABS-ECU.
Check stop light switch installation. 1
Check stop light switch.
Replace ABS-ECU.
TSB Revision
G-sensor defective
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Harness and connector defective
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ABS-ECU defective
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Stop light switch defective
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Harness and connector defective
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ABS-ECU defective
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Replace stop light switch.