Description
Initial diagnosis of A/C auto amp.
DTC Logic
DTC DETECTION LOGIC

Diagnosis Procedure
1.CHECK WITH SELF-DIAGNOSIS FUNCTION OF CONSULT
Using CONSULT, perform "SELF-DIAGNOSIS RESULTS" of HVAC.
U1000 CAN comm circuit
B257B, B257C ambient sensorP0078, P0084 EVT control magnet retarder
Description
Exhaust valve timing control magnet retarder (1) controls the shut/
open timing of the exhaust valve by ON/OFF pulse duty signals sent
from the ECM.
The longer pulse width retards valve timing.
The shorter pulse width advances valve timing.
DTC Logic
DTC DETECTION LOGIC
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Microphone
Removal and Installation
REMOVAL
Remove the front room/map lamp assembly. Refer to INL-84, "Removal
and Installation".
Detach the microphone connector (A).
Remove the front room/map lamp covers (1), then remove the map lamp
assembly cover (2).
R ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow (With GR8-1200 NI)
STARTING SYSTEM DIAGNOSIS WITH GR8-1200 NI
To test the starting system, use the following special service tool:
GR8-1200 NI Multitasking battery and electrical diagnostic station
NOTE: Refer to the diagnostic station
Instru ...