Inspection Procedure

INSPECT NAVIGATION RECEIVER ASSEMBLY

Disconnect the navigation receiver assembly connector.

Measure the voltage according to the value(s) in the table below.

Standard Voltage

STANDARD VOLTAGE REFERENCE CHART

Tester Connection	Condition	Specified Condition
E52-5 (REV) - Body ground	Ignition switch ON Shift lever is in R	11 to 14 V
E52-5 (REV) - Body ground	Ignition switch ON Shift lever is in any position except R	Below 1 V

Fig 1: Identifying E32 Navigation Receiver Assembly Connector

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: Go to step 2

OK: REPLACE NAVIGATION RECEIVER ASSEMBLY (See REMOVAL )

CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER - BACK-UP LIGHT SWITCH, PNP SWITCH)

Disconnect the navigation receiver assembly connector.
Disconnect the back-up light switch*1 or the park/neutral position switch*2.

Measure the resistance according to the value(s) in the table below.

Standard Resistance:

for Manual Transmission / Transaxle*1

STANDARD RESISTANCE REFERENCE CHART

Tester Connection	Condition	Specified Condition
E52-5 (REV) - B30-1*3	Always	Below 1 Ω
E52-5 (REV) - B35-1*4	Always	Below 1 Ω
E52-5 (REV) - Body ground	Always	10 kΩ or higher
HINT: 1: for Manual Transmission / Transaxle 2: for Automatic Transmission / Transaxle 3: for 2AZ-FE 4: for 2ZR-FE

for Automatic Transmission / Transaxle*2

STANDARD RESISTANCE REFERENCE CHART

Tester Connection	Condition	Specified Condition
E52-5 (REV) - B13-1 (RL)	Always	Below 1 Ω
E52-5 (REV) - Body ground	Always	10 kΩ or higher

Fig 2: Identifying E52 Navigation Receiver B35 Back-Up Light Switch And B13 PNP Switch Connectors

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to Next Step

CONFIRM MODEL

Result

RESULT REFERENCE

Result	Proceed to
for Manual Transmission / Transaxle	A
for Automatic Transmission / Transaxle	B

B: Go to step 5

A: Go to Next Step

CHECK HARNESS AND CONNECTOR (BACK-UP LIGHT SWITCH - BATTERY)

Measure the voltage according to the value(s) in the table below.

Standard Voltage

STANDARD VOLTAGE REFERENCE CHART

Tester Connection	Condition	Specified Condition
B30-2 - Body ground*3	Ignition switch ON	11 to 14 V
B35-2 - Body ground*4	Ignition switch ON	11 to 14 V
HINT: 3: for 2AZ-FE 4: for 2ZR-FE

Result

RESULT REFERENCE

Result	Proceed to
NG	A
OK (for C59 Manual Transmission / Transaxle)	B
OK (for E351 Manual Transmission / Transaxle)	C

Fig 3: Identifying Back-Up Light Switch Connector

B: REPLACE BACK-UP LIGHT SWITCH (for C59 Manual Transmission / Transaxle) (See REMOVAL )

C: REPLACE BACK-UP LIGHT SWITCH (for E351 Manual Transmission / Transaxle) (See REMOVAL )

A: REPAIR OR REPLACE HARNESS OR CONNECTOR

CHECK HARNESS AND CONNECTOR (PARK/NEUTRAL POSITION SWITCH - BATTERY)

Measure the voltage according to the value(s) in the table below.

Standard Voltage

STANDARD VOLTAGE REFERENCE CHART

Tester Connection	Condition	Specified Condition
B13-2 (RB) - Body ground	Ignition switch ON	11 to 14 V

Result

RESULT REFERENCE

Result	Proceed to
NG	A
OK (for U250E Automatic Transmission / Transaxle)	B
OK (for U341E Automatic Transmission / Transaxle)	C
OK (for U140F Automatic Transmission / Transaxle)	D

Fig 4: Identifying B13 Park/Neutral Position Switch Connector

B: REPLACE PARK/NEUTRAL POSITION SWITCH (for U250E Automatic Transmission / Transaxle) (See REMOVAL )

C: REPLACE PARK/NEUTRAL POSITION SWITCH (for U341E Automatic Transmission / Transaxle) (See REMOVAL )

D: REPLACE PARK/NEUTRAL POSITION SWITCH (for U140F Automatic Transmission / Transaxle) (See REMOVAL )

A: REPAIR OR REPLACE HARNESS OR CONNECTOR