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16 CHECK IGNITION TIMING AGAIN
Check ignition timing again. Refer to Test No. 12.
OK or NG
OK © GO TO 18.
NG © GO TO 17.
17 CHECK TIMING CHAIN INSTALLATION
Check timing chain installation. Refer to EM-29, “Installation”.
OK or NG
OK © GO TO 15.
NG © 1. Repair the timing chain installation.
2. GO TO 13.
18 ERASE UNNECESSARY DTC
After this inspection, unnecessary DTC No. might be displayed.
Erase the stored memory in ECM and TCM (Transmission control module).
Refer to “HOW TO ERASE EMISSION-RELATED DIAGNOSTIC INFORMATION”, EC-80 and AT-38, “HOW TO ERASE
DTC”.
With CONSULT-II © GO TO 19.
Without CONSULT-II © GO TO 20.
19 CHECK HEATED OXYGEN SENSOR 1 (FRONT) (BANK 2) SIGNAL
With CONSULT-II
1. Run engine at about 2,000 rpm for about 2 minutes under no-load.
2. See “HO2S1 MNTR (B2)” in “DATA MONITOR” mode.
3. Running engine at 2,000 rpm under no-load (engine is warmed up to normal operating temperature.), check that the
monitor fluctuates between “LEAN” and “RICH” more than 5 times during 10 seconds.
SEF999Z
OK or NG
OK © GO TO 23.
NG (Monitor does not
fluctuate.)
© GO TO 28.
NG (Monitor fluctuates
less than 5 times.)
© GO TO 21.
BASIC SERVICE PROCEDURE
Idle Speed/Ignition Timing/Idle Mixture Ratio Adjustment (Cont’d)
EC-60
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