Mitsubishi Lancer. Manual — part 246
DOOR MIRROR
EXTERIOR
51-46
DIAGNOSIS PROCEDURE
STEP 1. Verify the operation of each heated door
mirror.
Q: Which door mirror does not heat?
Door mirror (RH) :
Go to Step 2.
Door mirror (LH) :
Go to Step 9.
STEP 2. Connector check: E-11 door mirror
assembly (RH) connector
AC304817
Connector: E-11
Harness side
AB
Q: Is the check result normal?
YES :
Go to Step 3.
NO :
Repair the defective connector.
STEP 3. Check the door mirror assembly (RH).
Check that the heater element of the door mirror
assembly (RH) is in good condition (Refer to
Q: Is the check result normal?
YES :
Go to Step 4.
NO :
Replace the door mirror assembly (RH).
STEP 4. Resistance measurement at the E-11
door mirror assembly (RH) connector.
AC304817
Connector: E-11
Harness side
AB
(1) Disconnect the connector, and measure at the
wiring harness side.
AC304821
Connector E-11
(harness side)
AB
(2) Resistance between E-11 door mirror assembly
connector terminal No.4 and body earth
OK: 2
Ω or less
Q: Is the check result normal?
YES :
Go to Step 6.
NO :
Go to Step 5.
STEP 5. Check the wiring harness between E-11
door mirror assembly (RH) connector terminal
No.4 and body earth.
AC304817
Connector: E-11
Harness side
AB
• Check the earth wires for open circuit.
NOTE:
AC304819
Connector: C-112
AB
Prior to the wiring harness inspection, check interme-
diate connector C-112 <LHD>, C-30 <RHD> and
repair if necessary.
Q: Is the check result normal?
YES :
Intermittent malfunction (Refer to GROUP
00
− How to Cope with Intermittent
).
NO :
Repair the wiring harness.
DOOR MIRROR
EXTERIOR
51-47
STEP 6. Voltage measurement at the E-11 door
mirror assembly (RH) connector.
(1) Turn the ignition switch to the ON position.
(2) Rear window defogger switch: ON
AC304817
Connector: E-11
Harness side
AB
(3) Disconnect the connector, and measure at the
wiring harness side.
AC304826
Connector E-11
(harness side)
AB
(4) Voltage between E-11 door mirror assembly
connector terminal No.1 and body earth
OK: System voltage
Q: Is the check result normal?
YES :
Intermittent malfunction (Refer to GROUP
00
− How to Cope with Intermittent
NO :
Go to Step 7.
STEP 7. Connector check: C-212 junction block
connector
AC304913
21
7
16 15
17
18
20 19
1
2
3
4
5
6
23 22
24
25
28
26
27
9
8
10
11
14
12
13
Connector: C-212
Harness side
AB
Junction block (Front view)
Q: Is the check result normal?
YES :
Go to Step 8.
NO :
Repair the defective connector.
STEP 8. Check the wiring harness between E-11
door mirror assembly (RH) connector terminal
No.1 and C-212 junction block connector
terminal No.3.
AC304817
Connector: E-11
Harness side
AB
AC304913
21
7
16 15
17
18
20 19
1
2
3
4
5
6
23 22
24
25
28
26
27
9
8
10
11
14
12
13
Connector: C-212
Harness side
AB
Junction block (Front view)
• Check the power supply line for open circuit.
NOTE:
AC304819
Connector: C-112
AB
Prior to the wiring harness inspection, check interme-
diate connector C-112 <LHD>, C-30 <RHD> and
repair if necessary.
Q: Is the check result normal?
YES :
Intermittent malfunction (Refer to GROUP
00
− How to Cope with Intermittent
).
NO :
Repair the wiring harness.
DOOR MIRROR
EXTERIOR
51-48
STEP 9. Connector check: E-02 door mirror
assembly (LH) connector
AC304818
Connector: E-02
Harness side
AB
Q: Is the check result normal?
YES :
Go to Step 10.
NO :
Repair the defective connector.
STEP 10. Check the door mirror assembly (LH).
Check that the heater element of the door mirror
assembly (LH) is in good condition (Refer to
Q: Is the check result normal?
YES :
Go to Step 11.
NO :
Replace the door mirror assembly (LH).
STEP 11. Resistance measurement at the E-02
door mirror assembly (LH) connector.
AC304818
Connector: E-02
Harness side
AB
(1) Disconnect the connector, and measure at the
wiring harness side.
AC304827
Connector E-02
(harness side)
AB
(2) Resistance between E-02 door mirror assembly
connector terminal No.4 and body earth
OK: 2
Ω or less
Q: Is the check result normal?
YES :
Go to Step 14.
NO :
Go to Step 12.
STEP 12. Check the wiring harness between E-02
door mirror assembly (LH) connector terminal
No.4 and body earth.
AC304818
Connector: E-02
Harness side
AB
• Check the earth wires for open circuit.
NOTE:
AC304820
Connector: C-29
AB
Prior to the wiring harness inspection, check interme-
diate connector C-29 <LHD>, C-113 <RHD> and
repair if necessary.
Q: Is the check result normal?
YES :
Intermittent malfunction (Refer to GROUP
00
− How to Cope with Intermittent
).
NO :
Repair the wiring harness.
DOOR MIRROR
EXTERIOR
51-49
STEP 13. Connector check: C-212 junction block
connector
AC304913
21
7
16 15
17
18
20 19
1
2
3
4
5
6
23 22
24
25
28
26
27
9
8
10
11
14
12
13
Connector: C-212
Harness side
AB
Junction block (Front view)
Q: Is the check result normal?
YES :
Go to Step 14.
NO :
Repair the defective connector.
STEP 14. Measure the voltage at the E-02 door
mirror assembly (LH) connector.
(1) Turn the ignition switch to the ON position.
(2) Rear window defogger switch: ON
AC304818
Connector: E-02
Harness side
AB
(3) Disconnect the connector, and measure at the
wiring harness side.
AC304828
Connector E-02
(harness side)
AB
(4) Voltage between E-02 door mirror assembly
connector terminal No.1 and body earth
OK: System voltage
Q: Is the check result normal?
YES :
Intermittent malfunction (Refer to GROUP
00
− How to Cope with Intermittent
NO :
Go to Step 15.
STEP 15. Check the wiring harness between E-02
door mirror assembly (LH) connector terminal
No.1 and C-212 junction block connector
terminal No.3.
AC304818
Connector: E-02
Harness side
AB
AC304913
21
7
16 15
17
18
20 19
1
2
3
4
5
6
23 22
24
25
28
26
27
9
8
10
11
14
12
13
Connector: C-212
Harness side
AB
Junction block (Front view)
• Check the power supply line for open circuit.
NOTE:
AC304820
Connector: C-29
AB
Prior to the wiring harness inspection, check interme-
diate connector C-29 <LHD>, C-113 <RHD> and
repair if necessary.
Q: Is the check result normal?
YES :
Intermittent malfunction (Refer to GROUP
00
− How to Cope with Intermittent
).
NO :
Repair the wiring harness.
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