Loading ...
Loading ...
Loading ...
2 CHECK EXHAUST AIR LEAK
1. Start engine and run it at idle.
2. Listen for an exhaust air leak before the warm-up three way catalyst.
SEF099P
OK or NG
OK © GO TO 3.
NG © Repair or replace.
3 CHECK INTAKE AIR LEAK
Listen for an intake air leak after the mass air flow sensor.
OK or NG
OK © GO TO 4.
NG © Repair or replace.
4 CHECK IGNITION TIMING
Check the following items. Refer to “Basic Inspection”, EC-123.
MTBL1186
OK or NG
OK © GO TO 5.
NG © Follow the “Basic Inspection”.
DTC P0420, P0430 THREE WAY CATALYST FUNCTION
Diagnostic Procedure (Cont’d)
EC-348
Loading ...
Loading ...
Loading ...