Basic Inspection - Toyota Corolla 2002 Repair Manual Supplement

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05 - - 8

BASIC INSPECTION

When a malfunction is not confirmed by the DTC (Diagnostic Trouble Code) check, troubleshooting should
be carried out in all circuits considered to be possible causes of the problem. In many cases, by carrying out
the basic engine check shown in the following flowchart, the location of the problem can be found quickly
and efficiently. Therefore, using this check is essential when engine troubleshooting.
1 CHECK BATTERY VOLTAGE
NOTICE:
Carry out this check with the engine stopped and ignition switch OFF.
OK
2 CHECK IF ENGINE W ILL CRANK
OK
3 CHECK AIR FILTER
(a) Visually check that the air filter is not excessively contaminated with dirt or oil.
OK
4 CHECK FUEL QUALITY
(a) Check that only diesel fuel has been used.
(b) Check that the fuel does not contain any impurities.
OK
5 CHECK FUEL FOR AIR
OK
COROLLA Supplement (RM1129E)
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DIAGNOSTICS
Voltage
NG
NG
NG
NG
NG
TOYOTA COROLLA REPAIR MANUAL SUPP 1129E
-- ECD SYSTEM (1ND -- TV)
OK
11 V o r m o r e
CHARGE OR REPLACE BATTERY
PROCEED TO PROBLEM SYMPT OMS TABLE
ON PAGE 05 - - 10
CLEAN OR REPLACE
REPLACE FUEL
BLEED FUEL OF AIR
TO MODEL INDEX
NG
Less than 11 V
(See page 11 - - 25 )
05I 7H -- 10