BRAKESYSTEM
SECTION
BR
MODIFICATION NOTICE:
+ Engine direction indicator stamp has been added to brake booster hose.
+ Service data and speci®cations (SDS) have been changed.
CONTENTS
VACUUM PIPING .......................................................4002
Vacuum Hose ........................................................4002 SERVICE DATA AND SPECIFICATIONS (SDS)
......4003
General Speci®cations ...........................................4003
BR-4001
8 CHECK HEAT UP SWITCH INDICATOR LAMP GROUND CIRCUIT FOR OPEN OR SHORT
1. Check harness continuity between heat up switch terminal 6 and ground.
Refer to Wiring Diagram.
Continuity should exist.
2. Also check harness for short to power.
OK or NG
OKcGO TO 9.
NGcRepair open circuit or short to power in harness or connectors.
9 CHECK HEAT UP SWITCH INDICATOR LAMP
Check harness continuity between heat up switch terminals 5 and 6 under the following conditions.
SEC018E
OK or NG
OKcGO TO 10.
NGcReplace heat up switch.
10 CHECK HEAT UP SWITCH
Check continuity between heat up switch terminals 1 and 3 under the following conditions.
SEC017E
OK or NG
OKcGO TO 11.
NGcReplace heat up switch.
11 CHECK INTERMITTENT INCIDENT
Refer to ªTROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENTº, EC-107 in Service Manual (Publication No. SM9E-Y61CG3).
cINSPECTION END
HEAT UP SWITCHZD30DDTi
Diagnostic Procedure (Cont'd)
EC-4057
