Description
"B" terminal circuit supplies power to charge the battery and operate the vehicle's electrical system.
Diagnosis Procedure
1.CHECK "B" TERMINAL CONNECTION
2.CHECK "B" TERMINAL CIRCUIT
Check voltage between generator connector F6 terminal 1 and ground.

1 - ground Battery voltage
3.CHECK "B" TERMINAL CONNECTION (VOLTAGE DROP TEST)

1 - B+ Less than 0.2V
Power generation voltage variable control system operation
inspection
L terminal circuit (open)P0139, P0159 HO2S2
Description
The heated oxygen sensor 2, after three way catalyst (manifold),
monitors the oxygen level in the exhaust gas on each bank.
Even if switching characteristics of the air fuel ratio (A/F) sensor 1
are shifted, the air-fuel ratio is controlled to stoichiometric, by the signal
...
P0442 evap control system
DTC Logic
DTC DETECTION LOGIC
This diagnosis detects leakage in the EVAP purge line using engine intake
manifold vacuum.
If pressure does not increase, the ECM will check for leakage in the line
between the fuel tank and EVAP canister
purge volume control solenoid valve, under the followi ...
Headlamp
Description
Headlamp lighting when theft warning system is in alarm
phase.
Component Function Check
1.CHECK HEADLAMP OPERATION
Check if headlamps operate by lighting switch.
Diagnosis Procedure
1.CHECK HEADLAMP OPERATION
Refer to EXL-6, "Work Flow" (xenon type) or EXL-171,
"Work Flow" (ha ...